GR 1.3, 2.1

What is the perimeter of a rectangular swimming pool with corners located at (-4, -3), (-4, -8), (6, -3), and (6, -8)?

• 45

• 30

• 15

• 24

The four vertices of polygon ABCD are represented by the following coordinates: A (2, 3.5), B (5, 3.5), C (5, 8.5), D (2, 8.5). What is the area of the rectangle formed by these coordinates?

• 24

• 28

• 22

• 15

Find the area of the following rectangle.

• 24

• 28

• 22

• 11

Using the given dimensions of a triangle with a base of 18 units and a height of 6 units, calculate the area of the triangle.

• 108 units²

• 54 units²

• 216 units²

• 36 units²

The area of the triangle is 75 square units. Find the length of side x.

• A. 45

• B. 30

• C. 15

• D. 24

The rectangle and triangle below have exactly the same area. Calculate the missing length b cm.

• A. 108

• B. 27

• C. 45

• D. 56