A diagonal of a rhombus is 20 cm long. If its side is 26 cm, find the length of the other diagonal.

Correct answer:

u =  48 cm

Step-by-step explanation:

a=26 cm v=20 cm  a2 = (u/2)2+(v/2)2  u=2 a2(v/2)2=2 262(20/2)2=48 cm

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