A rectangle that has an area of 357 square inches is 17 inches wide. Using the formula for area (4072-01-01-03-00_files/i0260000.jpg), how long is the rectangle? a. 21 inches b. 340 inches c. 20 inches d. 15 inches
Accepted Solution
A:
A = L * W A = 357 W = 17
357 = 17L 357 / 17 = L 21 = L <== length is 21 inches