Solve area problem.
-Find the cost to asphalt a circular racetrack if asphalt costs $\$ 70$ per $100 \mathrm{ft}^{2}$. (Use 3.14 for $\pi$. Round to the nearest dollar.)
$\begin{aligned}
& \mathrm{r}=85 \mathrm{ft} \
& \mathrm{R}=140 \mathrm{ft}
\end{aligned}$

(Use 3.14 for $\pi$.)
A) $\$ 27,200$
B) $\$ 43,081$
C) $\$ 15,881$
D) $\$ 26,596$

Question

Solve area problem.
-Find the cost to asphalt a circular racetrack if asphalt costs $\$ 70$ per $100 \mathrm{ft}^{2}$. (Use 3.14 for $\pi$. Round to the nearest dollar.)
$\begin{aligned}
& \mathrm{r}=85 \mathrm{ft} \
& \mathrm{R}=140 \mathrm{ft}
\end{aligned}$

(Use 3.14 for $\pi$.)
A) $\$ 27,200$ 
B) $\$ 43,081$ 
C) $\$ 15,881$ 
D) $\$ 26,596$

Quizplus · Accepted Answer

The Answer of Solve area problem.
-Find the cost to asphalt a circular racetrack if asphalt costs $\$ 70$ per $100 \mathrm{ft}^{2}$. (Use 3.14 for $\pi$. Round to the nearest dollar.)
$\begin{aligned}
& \mathrm{r}=85 \mathrm{ft} \
& \mathrm{R}=140 \mathrm{ft}
\end{aligned}$

(Use 3.14 for $\pi$.)
A) $\$ 27,200$ 
B) $\$ 43,081$ 
C) $\$ 15,881$ 
D) $\$ 26,596$

Solve Area Problem $70\$ 70$70 Per 100ft2100 \mathrm{ft}^{2}100ft2 (Use 314 For Problem

Solve Area Problem $\$ 70$ Per $100 \mathrm{ft}^{2}$ (Use 314 For Problem