Math Gr 8 Ch 9: Geometry of Straight Lines
64 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the sum of angles that form on a straight line?

  • 90°
  • 360°
  • 270°
  • 180° (correct)

What is the relationship between two angles that add up to 180°?

  • They are adjacent angles
  • They are supplementary angles (correct)
  • They are complementary angles
  • They are vertically opposite angles

What is the characteristic of adjacent angles that sum to 180°?

  • They are vertically opposite angles
  • They are complementary angles
  • They are supplementary angles
  • They are supplementary adjacent angles (correct)

What is the formula for angles on a straight line?

<p>∠1 + ∠2 + ∠3 = 180° (C)</p> Signup and view all the answers

What is the characteristic of vertically opposite angles?

<p>They are always equal (D)</p> Signup and view all the answers

What is the formula for vertically opposite angles?

<p>∠a = ∠c and ∠b = ∠d (A)</p> Signup and view all the answers

What is the characteristic of corresponding angles when two lines are parallel?

<p>They are always equal (B)</p> Signup and view all the answers

What is the characteristic of co-interior angles when two lines are parallel?

<p>They are always supplementary (B)</p> Signup and view all the answers

What is the relationship between alternate exterior angles formed by a transversal intersecting two parallel lines?

<p>They are equal (A)</p> Signup and view all the answers

What is the sum of the interior angles of a quadrilateral formed by transversals and parallel lines?

<p>360° (A)</p> Signup and view all the answers

What is the relationship between co-interior angles formed by a transversal intersecting two parallel lines?

<p>They are supplementary (B)</p> Signup and view all the answers

How can you solve problems involving angles formed by a transversal intersecting parallel lines?

<p>Set up equations based on angle relationships (C)</p> Signup and view all the answers

What type of angles are formed by a transversal intersecting two lines on the same side of the transversal but outside the two lines?

<p>Alternate Exterior Angles (D)</p> Signup and view all the answers

What is the formula for corresponding angles formed by a transversal intersecting two parallel lines?

<p>Corresponding angles are equal (B)</p> Signup and view all the answers

What type of angles are formed by a transversal intersecting two lines on the same side of the transversal but inside the two lines?

<p>Alternate Interior Angles (C)</p> Signup and view all the answers

What is the relationship between alternate interior angles formed by a transversal intersecting two parallel lines?

<p>They are equal (D)</p> Signup and view all the answers

What is the relationship between alternate exterior angles formed by a transversal intersecting two parallel lines?

<p>They are equal (C)</p> Signup and view all the answers

What is the formula for co-interior angles formed by a transversal intersecting two parallel lines?

<p>Co-interior angles are supplementary (D)</p> Signup and view all the answers

What type of angles are formed by a transversal intersecting two lines on the opposite sides of the transversal but inside the two lines?

<p>Alternate interior angles (A)</p> Signup and view all the answers

What is the relationship between corresponding angles formed by a transversal intersecting two parallel lines?

<p>They are equal (D)</p> Signup and view all the answers

What is the sum of the interior angles of a quadrilateral formed by transversals and parallel lines?

<p>360° (B)</p> Signup and view all the answers

What is the relationship between alternate interior angles formed by a transversal intersecting two parallel lines?

<p>They are equal (D)</p> Signup and view all the answers

How can you solve problems involving angles formed by a transversal intersecting parallel lines?

<p>By using algebra and setting up equations based on the relationships between angles (B)</p> Signup and view all the answers

If two parallel lines are intersected by a transversal, what can be said about the angles formed?

<p>Corresponding, alternate interior, and alternate exterior angles are equal (C)</p> Signup and view all the answers

What is the characteristic of two lines that have adjacent supplementary angles of 90?

<p>The lines are perpendicular (C)</p> Signup and view all the answers

What is the relationship between the angles formed by a transversal intersecting two parallel lines?

<p>The corresponding angles are equal (B)</p> Signup and view all the answers

What is the characteristic of angles formed by a transversal intersecting two lines on the same side of the transversal but inside the two lines?

<p>They are alternate interior angles (B)</p> Signup and view all the answers

If two lines intersect, what is the relationship between the vertically opposite angles?

<p>They are always equal (D)</p> Signup and view all the answers

What is the characteristic of angles formed by a transversal intersecting two lines on the same side of the transversal but outside the two lines?

<p>They are alternate exterior angles (C)</p> Signup and view all the answers

If two lines are parallel, what is the relationship between their co-interior angles?

<p>They are always supplementary (A)</p> Signup and view all the answers

What is the formula for the sum of angles formed by a straight line?

<p>( \angle 1 + \angle 2 + \angle 3 = 180 ) (C)</p> Signup and view all the answers

What is the characteristic of a transversal that intersects two parallel lines?

<p>It forms alternate angles (B)</p> Signup and view all the answers

If two lines are perpendicular, what is the measure of their adjacent supplementary angles?

<p>90° (C)</p> Signup and view all the answers

What can be said about the angles formed by a transversal intersecting two parallel lines?

<p>They are equal if corresponding (B)</p> Signup and view all the answers

If two lines intersect, what is the relationship between the vertically opposite angles?

<p>They are always equal (C)</p> Signup and view all the answers

What is the characteristic of co-interior angles formed by a transversal intersecting two parallel lines?

<p>They are supplementary if parallel (D)</p> Signup and view all the answers

What can be said about the angles formed by a transversal intersecting two lines on the same side of the transversal but inside the two lines?

<p>They are alternate interior angles (B)</p> Signup and view all the answers

What is the characteristic of two lines that have adjacent supplementary angles of 90°?

<p>They are perpendicular (B)</p> Signup and view all the answers

What is the relationship between the alternate exterior angles formed by a transversal intersecting two parallel lines?

<p>They are equal. (A)</p> Signup and view all the answers

If two lines are parallel, what can be said about their corresponding angles formed by a transversal?

<p>They are always equal (D)</p> Signup and view all the answers

What is the characteristic of angles formed by a transversal intersecting two lines on the opposite sides of the transversal but inside the two lines?

<p>They are alternate interior angles (C)</p> Signup and view all the answers

What is the sum of the co-interior angles formed by a transversal intersecting two parallel lines?

<p>180° (A)</p> Signup and view all the answers

If two lines are parallel, what can be said about the corresponding angles formed by a transversal?

<p>They are equal. (A)</p> Signup and view all the answers

What is the relationship between the alternate interior angles formed by a transversal intersecting two parallel lines?

<p>They are equal. (A)</p> Signup and view all the answers

In a quadrilateral formed by transversals and parallel lines, what is the sum of the interior angles?

<p>360° (D)</p> Signup and view all the answers

How can you solve problems involving angles formed by a transversal intersecting parallel lines?

<p>By setting up equations based on the relationships between angles. (C)</p> Signup and view all the answers

What is the characteristic of co-interior angles formed by a transversal intersecting two parallel lines?

<p>They are supplementary. (B)</p> Signup and view all the answers

If two lines are parallel, what can be said about the alternate interior angles formed by a transversal?

<p>They are equal. (B)</p> Signup and view all the answers

If two angles are supplementary, what can be inferred about their sum?

<p>They are equal to 180°. (C)</p> Signup and view all the answers

If two lines are perpendicular, what can be said about their adjacent angles?

<p>They are equal to 90°. (C)</p> Signup and view all the answers

What is a characteristic of co-interior angles formed by a transversal intersecting two parallel lines?

<p>They are supplementary. (C)</p> Signup and view all the answers

If two lines intersect, what can be said about their vertically opposite angles?

<p>They are equal. (C)</p> Signup and view all the answers

What can be said about corresponding angles formed by a transversal intersecting two parallel lines?

<p>They are equal. (B)</p> Signup and view all the answers

What is a characteristic of alternate interior angles formed by a transversal intersecting two parallel lines?

<p>They are equal. (B)</p> Signup and view all the answers

If two lines are parallel, what can be said about their alternate exterior angles formed by a transversal?

<p>They are equal. (B)</p> Signup and view all the answers

What is a characteristic of angles formed by a transversal intersecting two lines on the same side of the transversal but inside the two lines?

<p>They are co-interior angles. (B)</p> Signup and view all the answers

What is the relationship between the alternate exterior angles formed by a transversal intersecting two non-parallel lines?

<p>No specific relationship (D)</p> Signup and view all the answers

If two parallel lines are intersected by a transversal, what can be said about the sum of co-interior angles?

<p>The sum is 180° (C)</p> Signup and view all the answers

What is the relationship between the corresponding angles formed by a transversal intersecting two parallel lines and two non-parallel lines?

<p>They are equal only for parallel lines (B)</p> Signup and view all the answers

In a quadrilateral formed by transversals and parallel lines, what is the sum of two opposite interior angles?

<p>180° (D)</p> Signup and view all the answers

What is the relationship between the alternate interior angles formed by a transversal intersecting two parallel lines and two non-parallel lines?

<p>They are equal only for parallel lines (B)</p> Signup and view all the answers

If two lines are parallel, what can be said about the sum of two corresponding angles formed by a transversal?

<p>The sum is 180° (B)</p> Signup and view all the answers

What is the relationship between the co-interior angles formed by a transversal intersecting two parallel lines and two non-parallel lines?

<p>They are supplementary only for parallel lines (C)</p> Signup and view all the answers

In a quadrilateral formed by transversals and parallel lines, what is the relationship between two adjacent interior angles?

<p>They are supplementary (C)</p> Signup and view all the answers

Flashcards are hidden until you start studying

More Like This

Use Quizgecko on...
Browser
Open
Browser
Browser