7.9D, 7.11C - STAAR REVIEW

The net of a triangular prism and its dimensions are shown.

What is the total surface area of the triangular prism in square centimeters?

• 20cm²

• 12.5cm²

• 5cm²

• 7.5cm²

Tags

CCSS.6.G.A.4

The net of a rectangular prism and its dimensions are shown in the diagram.

What is the total surface area of the rectangular prism in square inches?

• 143.25 in²

• 241.5 in²

• 258.75 in²

• 286.5 in²

Tags

CCSS.6.G.A.4

The net of a square pyramid and its dimensions are shown in the diagram.

What is the total surface area of the pyramid in square feet?

• 336 ft²

• 960 ft²

• 204 ft²

• 624 ft²

Tags

CCSS.6.G.A.4

The net of a square pyramid is shown in the diagram.

What is the total surface area of the square pyramid in square inches?

• 72 in²

• 36 in²

• 352 in²

• 208 in²

Tags

CCSS.7.G.B.6

The sum of the measures of angle M and angle R is  $90\degree.$  - The measure of angle M is  $\left(5x+10\right)\degree$  .

 - The measure of angle R is  $55\degree.$  
What is the value of x?

• 27

• 9

• 5

• 31

Tags

CCSS.7.G.B.5

The angle measures of a triangle are shown in the diagram.

What is the value of x?

• 25

• 20

• 10

• 28

Tags

CCSS.8.G.A.5

An isosceles triangle has base angles that each measure  $42\degree.$  Which equation can be used to find z, the measure of the third angle of this isosceles triangle in degrees?

•  $84+2z=180$  

•  $84+z=180$  

•  $42+2z=180$  

•  $42+z=180$  

Tags

CCSS.8.G.A.5

The measures of two angles in a triangle are shown in the diagram.

Which equation can be used to find the value of x?

• $48+2x=180$

• $2\left(48\right)+x=180$

• $48+2x=360$

• $2\left(48\right)+x=360$

Tags

CCSS.8.G.A.5