66.4k views
3 votes
a rectangle has a length of A cm and a width which is half of the length. Given that the rectangle as a perimeter of 240 cm, write down an expression in terms of A for the perimeter of the rectangle, and find the length of the rectangle.

User Kus
by
5.0k points

1 Answer

2 votes
The length of the rectangle is 80cm.

Expression for A and working are in photo.
a rectangle has a length of A cm and a width which is half of the length. Given that-example-1
User Dmitriy Rud
by
4.8k points