Question

find the length of the diagonal of a rectangle whose length is 24 cm and width is 7 cm​

Answer 1

Step-by-step explanation:

diagonal^2 = length^2 + breadth^2

7^2+24^2 = 49 + 576 = 625

diagonal^2 = 625

diagonal = 25 cm

24^2 = (20+4)^2 = 20^2 + 2*20*4 + 4^2

=400 + 160 +16 = 576