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3 years ago

Can someone help me please???

Mathematics

1 answer:

Dafna1 [17]3 years ago

4 0

Answer:

The answer is 11.9 cm^2

Step-by-step explanation:

This is the formula that i used to find the lateral surface area of this triangle.

A=h(a+b+c)

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(

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⋅

(

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