Question

PLEASE ANSWER MY QUESTION
Here is a rectangle ABCD length is 20cm, width is 30cm. The length of the rectangle is increased by 10%. The width of the rectangle is 5%. Find the percentage increase in the perimeter of the triangle

Answer 1

Answer:

7%

Step-by-step explanation:

l = 20 cm w = 30 cm perimeter = 100cm

increased length = 22cm

increased width = 31.5 cm

perimeter = 107 cm

increase in perimeter = 107 - 100 =7

% increase = 7%