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HELP ME PLEASE!!! Please please please please!!!!​

HELP ME PLEASE!!! Please please please please!!!!​-example-1

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Answer:

h = 9.6 ft

Explanation:

Using Pythagoras' identity in the right triangle

h² + 7.2² = 12² ( h is the height of the building )

h² + 51.84 = 144 ( subtract 51.84 from both sides )

h² = 92.16 ( take the square root of both sides )

h =
√(92.16) = 9.6 ft

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