CEMC Banner

Problem of the Week
Problem A
Perimeter and Area

The diagram below shows the shape, and some of the dimensions, of an L-shaped parking lot. All angles in the diagram are right angles.

A shape composed of a larger rectangle with a smaller rectangle placed along the right side at the bottom. The top side of the larger rectangle is 40 m long. The left side of the larger rectangle is 20 m. The bottom sides of the two rectangles form a straight line with total length of 60 m. The right side of the smaller rectangle is 10 m.

  1. What is the perimeter of the parking lot?

  2. What is the area of the parking lot?


Theme: Geometry