ACT Problem 40

Act 40

$$\begin{array}{lcl} 40.\;An\;isosceles\;triangle\;has\;a\;base\;of\;8\\ length\;units\;and\;an\;area\;of\;12\;area\;units.\\ What\;is\;the\;perimeter\;of\;the\;triangle?\\ \\ (F)\; 14\\ (G)\; 16\\ (H)\; 18\\ (J)\; 20\\ (K)\; 22\\ \end{array}$$