Question

ABCD is a rectangle with a b is equal to 12 cm and BC is equal to 16 cm then what is ac
a)20cm
b)21cm
c)22cm
d)24cm​

Answer 1

Answer:

20 cm

Step-by-step explanation:

In rectangle, every angle is 90degrees,

Therefore, ABsq. + BCsq.= ACsq.

16 sq + 12sq= ACsq.

There fore root 400= 20= AC