2 years ago

A triangular pyramid… Pls help me out

1 answer:

mihalych1998 [28]2 years ago

6 0

First use pythagoras thereom to find AD ; 10^2 -8^2, square rooted. Then find DC , again using pythagoras thereom, 17^2-8^2, square rooted. Now you have AD and DC, use pythagoras thereom ; AD^2 + DC^2 = AC^2

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