# Solving Formulas - Using Formulas

## Free Pre-Algebra Worksheet - Solving Formulas - Using Formulas

Lesson:
7. To solve and use formulas and equations

Subject:
Pre-Algebra

Description:
This Free Pre-Algebra Worksheet contains problems on solving formulas or equations for a given variable. Problems include questions on the formulas for perimeter of rectangles, area and circumference of circles, interest, area of trapezoids, temperature, and distance.

# of Problems:   10

# of Pages:   2

### Sample Problems from Worksheet

(Worksheet pictures and diagrams not shown)

Free Pre-Algebra Worksheet
Solving Formulas for Given Variables

Use the following formulas for numbers

1-8. Each formula is used once.

1) The formula for the perimeter of a rectangle is ______________. Solve for w.

2) The distance formula is ______________. Solve for r.

3) The temperature formula is ______________. Solve for C.

4) The formula for the area of a triangle is ______________. Solve for b.

5) The formula for simple interest is ______________. Solve for r.

6) The formula for the area of a circle is ______________. Solve for r.

7) The formula for the circumference of a circle is ______________. Solve for r.

8) The formula for the area of a trapezoid is ______________. Solve for h.

9-10) Find the missing part of each triangle.