Question

the following pairs of triangles are congruent. find the unknown lengths of the sides ​

Answer 1

H square= 3.9 square+2.6 square

H square= 15.21+6.76

H square=21.97

H=square root of 21.97

H=4.68

Missing side is of 4.68 cm

I used the formula of Pythagoras Theorem.

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Answer 2

Answer:

4.5cm

Step-by-step explanation:

here it is given that pairs of triangles are congruent so, here DF=BC, EF=AC,

therefore DE=AB

these triangle are congruent by SSS congruence