Surface Area of Triangular Pyramids

Find the surface area of the triangular pyramid.

• 123.6 sq. feet
• 116.8 sq. feet
• 127.9 sq. feet
• 130.9 sq. feet

What is the surface area of this triangular pyramid?

• 198.9 sq. inches
• 205.6 sq. inches
• 187.9 sq. inches
• 210.6 sq. inches

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

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

Find the total surface area of the following triangular pyramid.

Each triangle is congruent, with a base of 7 ft. and a height of 6ft.

• 168 ft²

• 126 ft²

• 84 ft²

• 42 ft²

Find the total surface of the figure. (all triangles are congruent)

• 30 in²
• 15 in²
• 45 in²
• 60 in²

Find the lateral area and surface area of each figure. Round your answers to the nearest tenth, if necessary.

• 212 ft²; 322 ft²
• 152.6 cm²; 187.7 cm²
• 219.6 in²; 313.2 in²
• 50.4 in²; 66.4 in²

What is the surface area of the triangular pyramid?

• 105.9

• 90.3

• 74.7

• 99.6

Find the total surface area of the shape above.

• 140.4

• 280.8

• 105.3

• 210.6

The following triangular pyramid is made up of congruent triangles. What is the total surface area of the triangular pyramid?

• 30

• 15

• 60

• 120