Question

calcute the length of the unknown side of the following:-
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Answer 1

Answer:

your Answer is 2.6 cm

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Answer 2

EF²=DE²+DF²

EF²=2.4²+1²

EF²=5.76+1

EF²=6.76

EF=

$\sqrt{6.76}$

EF=2.6cm