explain in detail plzzz.......AND THNX FOR ANSWERING MY QUESTION FRIENDS....IT HELPS ME ALOT❤...M THANKFULL TO U
explain in detail plzzz.......AND THNX FOR ANSWERING MY QUESTION FRIENDS....IT HELPS ME ALOT❤...M THANKFULL TO U
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Answer:
12
Step-by-step explanation:
Pythagoras theorem :-
in ∆ABD
H²= b²+h². where H is hypotenuse, b is base and h is height.
(15)²= b²+(9)²
225= b²+81
b²= 225-81
b²= 144
b=√144=12
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