Common Core: 7th Grade Math : Solve Simple Equations for an Unknown Angle in a Figure: CCSS.Math.Content.7.G.B.5

Study concepts, example questions & explanations for Common Core: 7th Grade Math

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Example Questions

Example Question #61 : Geometry

Solve for :


10

Possible Answers:

Correct answer:

Explanation:

A pair of intersecting angles is illustrated by the provided image. 

 and  are vertical angles because they share the same vertex, or corner spot. Vertical angles are always equal; thus, 

Example Question #71 : Geometry

Solve for :


11

Possible Answers:

Correct answer:

Explanation:

A pair of intersecting angles is illustrated by the provided image. 

 and  are vertical angles because they share the same vertex, or corner spot. Vertical angles are always equal; thus, 

Example Question #72 : Geometry

Solve for :


12

Possible Answers:

Correct answer:

Explanation:

A pair of intersecting angles is illustrated by the provided image. 

 and  are vertical angles because they share the same vertex, or corner spot. Vertical angles are always equal; thus, 

Example Question #73 : Geometry

Calculate the area of the provided figure.


1

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to recall the area formula for a triangle:

Now that we have the correct formula, we can substitute in our known values and solve: 

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