ABC is right triangle at B .and ab is a 4cm and ac is 6cm find BC?
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Answered by
1
BC²=AC²-AB²(by Pythagoras theorems)
= 6²-4²
=36-16
=20
so, BC= 2√5 cm
= 6²-4²
=36-16
=20
so, BC= 2√5 cm
Answered by
0
h sq =ab square+bc square
so 6sq=4sq +xsq
36 =16+xsq
36-16=xsq
20=xsq
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