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Aleonysh [2.5K]
3 years ago
6

A triangular pyramid has a base with an area of 21.8 square meters, and lateral faces with bases of 7.1 meters and heights of 9

meters. Enter an expression that can be used to find the surface area of the triangular pyramid.
Mathematics
1 answer:
Ymorist [56]3 years ago
8 0

Answer:

Step-by-step explanation:

A triangular pyramid has a base with an area of 21.8 square meters, and lateral faces with bases of 7.1 meters and heights of 9 meters. Enter an expression that can be used to find the surface area of the triangular pyramid.

The expression is written as:

Surface Area = Area of the base + 1/2( Perimeter × Slant height)

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Answer: 26/51 (Answer A) 
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Answer:

  • See below

Step-by-step explanation:

<u>The missing reasons are:</u>

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