Objective To use formulas to solve problems Formula

Objective - To use formulas to solve problems. Formula - An algebraic equation that describes a relationship between two or more variables.

Find the area of the circle below using the formula r = 4 in.

Use the formula F = ma to find the force, F, exerted by a mass, m, of 12 kg accelerating at 5 m/s 2.

Use the formula, , to change the temperature of 59 Fahrenheit to Celsius.

Mark borrows $500 from the bank at 6% simple annual interest for 4 years. Use the formula, I = Prt, to find what interest he owes. Interest

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4 s s Rectangle w l Parallelogram P = 2 l + 2 w

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4 s s Rectangle w P = 2 l + 2 w l Parallelogram a h b Triangle a h b P = 2 a + 2 b

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4 s s Rectangle w P = 2 l + 2 w l Parallelogram a h b Triangle a h b P = 2 a + 2 b

Perimeter and Area Formulas Figure Perimeter Area Square s P = 4 s s Rectangle w P = 2 l + 2 w l Parallelogram a P = 2 a + 2 b h b Triangle a h b c P=a+b+c

Use formulas to find the perimeter and area of the figure below. 1) 6 in. 5 in. 7 in. Perimeter P = 2 a + 2 b P = 2(6) + 2(7) P = 12 + 14 P = 26 inches Area

Use formulas to find the perimeter and area of the figure below. 2) 5 cm 6 cm 3 cm 9 cm Perimeter P=a+b+c P=5+6+9 P = 20 cm Area

Find the area of the trapezoid given the formula. 1) 8 m 5 m 6 m 7 m