2.3 - Classwork (Surface Area and Angles in 3D Figures)

Which of the following is the only possible name for this figure?

• Square Pyramid

• Triangular Prisim

• Square Prisim

• Triangular Pyramid

How many edges does this solid have?

• 6

• 12

• 8

• 9

Find the surface area of the rectangular prism.

• 94 cm. squared
• 60 cm. squared
• 12 cm. squared
• 19 cm. squared

Tags

CCSS.7.G.B.6

Calculate the length of segment AB.

• 13

• 15

• 14

• 18

Find the diagonal distance AC across the base of the square pyramid. Round to 2 s.f.

• 14

• 13.9

• 14.1

• 12

Find the measure of 

 $\angle ACF$  to the nearest degree.

• 53

• 153

• 54

• 72

Find the height of the pyramid to 3 s.f.

• 11.0

• 10.9

• 12.9

• 10.91

Calculate the surface area of this solid.

• 556 cm²

• 278 cm²

• 680 cm²

• 340 cm²

_{Calculate the surface area of the right triangular prism.}

• 500 ft²

• 515 ft²

• 525 ft²

• 510 ft²

A rectangular brick has a length of 5 centimeters, a width of  9 centimeters and a height of 20 centimeters. What is the surface area of that brick? 

• 650 cm²
• 600 cm²
• 525 cm²
• 450 cm²

Tags

CCSS.6.G.A.4