Geometry Concepts Quiz
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Questions and Answers

What is 50% in decimal form?

  • 0.5 (correct)
  • 0.05
  • 0.50 (correct)
  • 5.0
  • If the area of a circle is 144π square units, what is the radius of the circle?

  • $8$ units
  • $10$ units
  • $6$ units (correct)
  • $12$ units
  • In the statement 20% of 500 = 100, the percentage is ______.

  • 20 % (correct)
  • 500
  • 100
  • None of the above
  • How many sides does a polygon with 'heptagon' as its name have?

    <p>7</p> Signup and view all the answers

    If a regular polygon has 5 sides, what is it called?

    <p>Pentagon</p> Signup and view all the answers

    What is the measure of each interior angle in a regular octagon?

    <p>$135$ degrees</p> Signup and view all the answers

    What is the next number in the sequence: 2, 8, 18, 32, ...?

    <p>48</p> Signup and view all the answers

    If a circle has a radius of 5 cm, what is its diameter?

    <p>10 cm</p> Signup and view all the answers

    In a regular pentagon, what is the sum of its interior angles?

    <p>1080 degrees</p> Signup and view all the answers

    What is 30% of 150?

    <p>50</p> Signup and view all the answers

    If a rectangle has a length of 12 cm and a width of 5 cm, what is its perimeter?

    <p>38 cm</p> Signup and view all the answers

    A sector of a circle has a central angle of 60 degrees. If the radius of the circle is 8 cm, what is the area of the sector?

    <p>$16\pi$ sq cm</p> Signup and view all the answers

    Which term describes two polygons with corresponding sides equal and corresponding angles congruent?

    <p>Congruent</p> Signup and view all the answers

    In the figures provided, if AB ≅ HI, what does AB represent?

    <p>GH</p> Signup and view all the answers

    What do you call a set of points equidistant from the center of a circle?

    <p>Circle</p> Signup and view all the answers

    Which term refers to a line segment connecting two points on the circumference of a circle?

    <p>Chord</p> Signup and view all the answers

    If the radius of a circle is 20 cm, what would be the diameter?

    <p>10 cm</p> Signup and view all the answers

    What instrument is commonly used for drawing circles?

    <p>Compass</p> Signup and view all the answers

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