Correct first step to solving 9 (x + 2)=90
2 answers:
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16 ft
Explanation
Step 1
because the ligth comes in the same angle, we have 2 similar triangles .
so,as the triangles are similar,the ratio of the shorter leg to the bigger leg must be equal.
Step 2
solve for h
therefore, the heigth of the tree is 16 ft
