Substitution Math Strategy Mastery - Geometry

What is the area of this circle?

• 82.13 m²
• 78.50 m²
• 314.16 m²
• 170.12 m²

Phoenix is painting a semi-circular fence at the edge of their garden. If the semi-circle has a radius of 9 inches, what is the area Phoenix needs to paint?

• 254.34 squared inches

• 127.17 squared inches

• 324 inches

Find the area of the following circle:

• 4π ft²

• 16π ft²

• 2π ft²

• 8π ft²

• 63 cm²

• 127.2 cm²

• 396 cm²

• 586.2 cm²

What is the area of the shaded region?

• 4 cm²
• 16 cm²
• 8 cm²
• 12 cm²

What is the volume of the following triangular prism?

• 45 cubic in
• 36 cubic in
• 108 cubic in
• 54 cubic in

A tetrahedron is a pyramid with a triangular base. Find the volume of the tetrahedron.

• 22 cubic inches
• 33 cubic inches
• 66 cubic inches
• 44 cubic inches

What is the total surface area of the rectangular pyramid whose net is shown?

• 400 in²
• 800 in²
• 1,200 in²
• 1,600 in²