HELP In \triangle JKL,△JKL, \angle J \cong \angle L,∠J≅∠L, LJ = 17LJ=17 and KL = 10KL=10. Find the length of JK.JK.

Hamid Talebi asked Aug 10, 2022

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35 votes

HELP

In \triangle JKL,△JKL, \angle J \cong \angle L,∠J≅∠L, LJ = 17LJ=17 and KL = 10KL=10. Find the length of JK.JK.

$HELP In \triangle JKL,△JKL, \angle J \cong \angle L,∠J≅∠L, LJ = 17LJ=17 and KL = 10KL-example-1$

Hamid Talebi asked Aug 10, 2022

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28 votes

It's a isosceles right angled triangle

$\\ \sf{:}\Rrightarrow JK^2=17^2+10^2$

$\\ \sf{:}\Rrightarrow JK^2=289+100$

$\\ \sf{:}\Rrightarrow JK^2=389$

$\\ \sf{:}\Rrightarrow JK=19.72$

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