A rectangle has a length of 10cm & a perimeter of 30cm. Find the width of the rectangle:

A rectangle has a length of 10cm & a perimeter of 30cm. Find the width of the rectangle:

Explanation

Width =p/2-h P=30 H=10 W=30÷2-10=5cm


w=5cm l Length 10 cm P Perimeter 30 cm Using the formula P=2(l+w) Solving forw w=P 2﹣l=30 2﹣10=5cm