Question

Find the length of the diagonal of a rectangle having sides 16 cm and 12 cm​

Answer 1

Answer:

20

Step-by-step explanation:

if we mark diagnols on the rectangle it makes two equal triangles. and both the triangles are righht - angled . so putting phytogorean triplet =

x *x=16 *16 +12*12

x *x = 256 +144

x *x = 400

x = 400 sqaure root

x = 20