Question

ABC is a triangle, right-angled at C. ITAB=25 em and AC=7 cm, find BC.
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Answer 1

Answer:

AB= 25 CM

AC = 7 CM

By Pythagoras theorm

H^2= B^2 + P^2

(AC)^2 = AB^2 + BC^2

(7)^2 = (25)^2 + BC^2

BC^2 = (25)^2 -- (7)^2

BC^2 = 625 -- 49

BC^2 = 576

BC =

$\sqrt{576}$

BC = 24 cm