Answer:
A ) Area of rectangle = 35 square yard.
Explanation:
Given : length of 21 feet and a width of 15 feet.
To find : Which is the area of a rectangle .
Solution : We have given
Length = 21 feet.
Width = 15 feet.
We need to find area in yard so, we will convert feet in to yard.
1 feet = 0.3333 yard
21 feet = 7 yard.
15 feet = 5 yard.
Length = 7 yard.
Width = 5 feet .
Area = length * width .
Area of rectangle = 7 * 5
Area of rectangle = 35 square yard.
Therefore, A ) Area of rectangle = 35 square yard.