Question

Two poles of 10 m and 15 m stand upright on a plane ground. If the distance between
the tops is 13 m. Find the distance between their feet?

Answer 1

Answer:

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Answer 2

AE:12

Step-by-step explanation:

Pythagoras theorem

AB²=AE²+DE²

13²=AE²+5²

13×13=AE²+5×5

169=AE²+25

AE²=169-25

AE²=144

AE=12