Solve the Equation for the Indicated Variable $\mathrm { A } = \frac { 1 } { 2 } \mathrm { bh }$

Multiple Choice

Solve the equation for the indicated variable.
- $\mathrm { A } = \frac { 1 } { 2 } \mathrm { bh }$ for b

A) $\mathrm { b } = \frac { \mathrm { h } } { 2 \mathrm {~A} }$
B) $b = \frac { A h } { 2 }$
C) $b = \frac { 2 \mathrm {~A} } { \mathrm {~h} }$
D) $\mathrm { b } = \frac { \mathrm { A } } { 2 \mathrm {~h} }$