Geometry & Algebra Review

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Questions and Answers

In the image, which number points to a vertex?

  • IV
  • I
  • II (correct)
  • III

What part of the geometric body is number I pointing to?

  • An edge
  • The base of the polyhedron (correct)
  • A face
  • A vertex

What is the name of this geometric body (polyhedron)?

  • Hexahedron
  • Quadrangular prism (correct)
  • Octahedron
  • Cylinder

Which algebraic expression represents the area of figure II?

<p>$4x^2$ (C)</p> Signup and view all the answers

According to the system of equations, what is the value of x?

<p>8 (D)</p> Signup and view all the answers

What is the value of Y in the system of equations?

<p>2 (B)</p> Signup and view all the answers

In the system of equations, what is the value of Y in the equation: $Y = 10 - X$?

<p>2 (A)</p> Signup and view all the answers

Flashcards

What is a vertex?

A corner point on a geometric shape.

What is the base of a polyhedron?

The bottom surface of a 3D shape.

What is a face?

A flat surface on a 3D shape.

What is an edge/arista?

A line segment where two faces meet.

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What is a quadrangular prism?

A geometric solid with rectangular faces.

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What is a cylinder?

A cylinder has circular ends and straight sides.

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What is Area?

Area is the total amount of space a shape encompasses.

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If X + Y = 10, then what is Y?

When Y is isolated in the following equation: X + Y = 10, Y = 10-X

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If X + Y = 10 and 6X - 7Y = 34, what are X and Y?

The numbers when solving this equiation are X = 8 and Y = 2

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What is a system of equations?

An equation where you’re trying to find values that satisfy all equations.

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Study Notes

  • Evaluation corresponding to the second period.
  • Question 24: In the previous image, number II is pointing to a vertex.
  • Question 25: Number I is pointing to the base of the polyhedron.
  • Question 26: The geometric body is a quadrangular prism.
  • Question 27: The algebraic expression that represents the area of the figure is A= x² + bx.
  • In the system of equations, X + Y = 10 and 6X-7Y=34, X= 8 and Y= 2.

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