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28-04-2021
Mathematics

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Find the surface area of the pyramid.

Find the surface area of the pyramid class=

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lindabelikeyessir lindabelikeyessir

28-04-2021

Answer:

129.6

Step-by-step explanation:

A= 1/2 bh

=7.8 x 9 x 1/2

= 35.1

A= 1/2 bh

=7x 9 x 1/2

= 31.5

31.5 x 3

= 94.5

Add

35.1 + 94.5 = 129.6

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