Updated 3/9/2015 3:57 PM 99 yd2 Section 4.1: 1,084 lbs 140 ft2 1,172 kg 124 sheets 147 lbs 1,377 1827 cm2 918 lineal feet 5702.6 cm2 = 9,557 m2 3238 cm2 track = 3,402 m2 58 inches 2,561 psi 629 inches 3,207 ft2 431.327 in 12 in 4643.806 in2 10 in 8376.69 cm 47.5 in 312.58 lbs 205.3 ft2 Find the surface area of the wall without the window. A painter might need to perform such a calculation to order paint or price a job. Answer in square feet. Approach: Find the area of the entire wall with the window; then, subtract the area of the window. Step 1 Step 2 Step 3 Find the area of entire wall. Find the area of the window. Subtract the window’s Use the formula for trapezoid. Use the formula for a rectangle. area from the entire wall.
Updated 3/9/2015 3:57 PM Section 4.1: 140 ft2 124 sheets 1,377 918 lineal feet = 9,557 m2 track = 3,402 m2 2,561 psi 3,207 ft2 12 in 10 in 47.5 in 205.3 ft2 99 yd2 1,084 lbs 1,172 kg 147 lbs 1827 cm2 5702.6 cm2 3238 cm2 58 inches 629 inches 431.327 in 4643.806 in2 8376.69 cm 312.58 lbs Find the surface area of the wall without the window. A painter might need to perform such a calculation to order paint or price a job. Answer in square feet. Approach: Find the area of the entire wall with the window; then, subtract the area of the window. Step 1 Step 2 Step 3 Find the area of entire wall. Find the area of the window. Subtract the window’s Use the formula for trapezoid. Use the formula for a rectangle. area from the entire wall.