Question

6) A rectangle has a length of 8 cm. Its
diagonal measures 10 cm. What is the
perimeter of the rectangle?​

Answer 1

P=2(l+w)

d=w2+l2

Solving forP

P=2l+2d2﹣l2=2·8+2·102﹣82=28cm

Perimeter is 28cm.

Answer 2

please refer to the above attachment