Surface Area Lesson

Surface Area of Pyramids

Rectangular Pyramids

Surface Area = Sum of areas of all five faces (Including the base)

Multiple Choice

What is the surface area of this square pyramid?

• 70.1 sq. centimeters
• 78.9 sq. centimeters
• 84.5 sq. centimeters
• 81.9 sq. centimeters

Multiple Choice

Find the surface area of the square pyramid.

• 15 square meters
• 39 square meters
• 69 square meters
• 30 square meters

Multiple Choice

What is the surface are if you were to wrap this square pyramid?

• 23 sq. meters
• 27 sq. meters
• 33 sq. meters
• 36 sq. meters

Multiple Choice

Find the surface area of the square pyramid.

• 429 sq. cm
• 389 sq. cm
• 441 sq.cm
• 377 sq. cm

Multiple Choice

^{_{Find the Surface Area}}

• 15m²
• 16m²
• 18m²
• 20m²

Triangular Pyramids

Surface Area = Sum of areas of all four faces (Including the base)

Multiple Choice

Find the total surface area of the triangular pyramid.

• 2740

• 1170

• 780

• 390

Multiple Choice

Find the surface area of the triangular prism with base lengths 15, base height 13 and slant height 10.

• 322.5 in²

• 367.5 in²

• 270 in²

• 975 in²

Multiple Choice

What is the slant height of the triangular pyramid?

• 12 feet

• 6 feet

• 5.2 feet

Multiple Choice

Find the surface area of a triangular pyramid with base lengths of 10 and base height of 8.7 and slant height of 14.

• 609 m²

• 210 m²

• 297 m²

• 253.5 m²

Multiple Choice

Find the surface area of the triangular pyramid.

• 123.6 sq. feet

• 116.8 sq. feet

• 127.9 sq. feet

• 130.9 sq. feet