Solve the problem.
-A rectangular piece of fabric is 18 ft by 11 ft. A triangular area with a height of 5.5 ft and a base of 9.6 ft is cut from the fabric. How much area is left over?
A) $250.8 \mathrm { ft } ^ { 2 }$
B) $145.2 \mathrm { ft } ^ { 2 }$
C) $290.4 \mathrm { ft } ^ { 2 }$
D) $171.6 \mathrm { ft } ^ { 2 }$

Question

Solve the problem.
-A rectangular piece of fabric is 18 ft by 11 ft. A triangular area with a height of 5.5 ft and a base of 9.6 ft is cut from the fabric. How much area is left over? 
A) $250.8 \mathrm { ft } ^ { 2 }$
B) $145.2 \mathrm { ft } ^ { 2 }$
C) $290.4 \mathrm { ft } ^ { 2 }$
D) $171.6 \mathrm { ft } ^ { 2 }$

Quizplus · Accepted Answer

The area of the rectangle is $18 \times 11 = 198 \, \mathrm{ft}^2$. The area of the triangle is $\frac{1}{2} \times 9.6 \times 5.5 = 26.4 \, \mathrm{ft}^2$. The remaining area is $198 - 26.4 = 171.6 \, \mathrm{ft}^2$.

Solve the Problem 250.8ft2250.8 \mathrm { ft } ^ { 2 }250.8ft2

Solve the Problem $250.8 \mathrm { ft } ^ { 2 }$