A rectangle has an area of 90 square centimeters and a height of 12.5 centimeters. What is the length of the base? A. 7.2 centimeters B. 72 centimeters C. 112.5 centimeters D. 1125 centimeters
Accepted Solution
A:
Answer:A. 7.2 centimetersStep-by-step explanation:The length of the base is 7.2 centimeters. The area of a rectangle is length*widthThe length is unknown but the area is known. To find the length, all we have to do is divide the area from the height. The working is as follows :Area = 90 cm²Height = 12.5 cmLength = ? Length = Area ÷ Height= 90 ÷ 12.5= 7.2cm