1.

In triangle pqr,angle r =angle p ,qr=4cm and pr=5cm find the length of side pq

Answer»

Given r=p
Pythagoras PRAMEY DWARA

k {}^{2} = b {}^{2} { \times h }^{2}

{h }^{2} = {k}^{2} - {b}^{2}


h = \sqrt[]{} {k}^{2} - {b}^{2}

\sqrt{25 - 9}
\sqrt{9}

=3
Length PQ= 3CM

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