Question

A rectangle has a width of 3 inches. The rectangle's length is 5 times its width. What is the area of the rectangle?

Answer 1

width = 3 inch

length = 5 x width

= 5 x 3 
=15 inch
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area of rectangle = l x b

= 15 x 3

= 45 sq inch

Answer 2

breath of rectangle =3 inch

length of rectangle = 5×3 =15 inch

area of rectangle = L×B
=15× 3

=45 inch^2