Area of Crosssections

Find the missing side length

• 40cm

• 4cm

• 256cm

• 8cm

Find the missing side length

• 36mm

• 10mm

• 20mm

• 18mm

Find the area

• 9cm²

• 12cm²

• 6cm²

• 7cm²

What multiplication problem helps you solve for L?

• 5 x 5 = 25

• 6 x 5 = 30

• 5 x 3 = 15

• 5 x 4 = 20

A triangular prism is shown. What shape does this perpendicular-to-base cross section make?

• Rectangle

• Circle

• Triangle

• Square

What is the shape of the cross-section when a cone is cut parallel to the base?

• Rectangle

• Triangle

• Oval

• Circle

A triangular pyramid is shown. The pyramid can be sliced horizontally or vertically. Select all of the shapes that could represent the cross section of the pyramid.

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• 
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• 

Solve.

• 102 m²

• 39 m²

• 51.2 m

• 81 m²