A rectangular poster has a length of 72 cm any width of 15 cm the posters reduced in size by 6 cm in length and 3 cm and width. What is the area of the new poster
The original poster's area is given by:
Area = length x width
Area = 72 cm x 15 cm
Area = 1080 cm²
After reducing the length by 6 cm and the width by 3 cm, the new dimensions are:
New length = 72 cm - 6 cm = 66 cm
New width = 15 cm - 3 cm = 12 cm
The area of the new poster is:
New area = new length x new width
New area = 66 cm x 12 cm
New area = 792 cm²
Therefore, the area of the new poster is 792 cm².