Answer:
16ft²
Step-by-step explanation:
Take the area, <em>128ft²</em>, and divide it by the base, <em>16ft²</em>.
Your answer is <em>16ft²</em>.
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To check your answer, use the formula for triangle, A=bh÷2.
<em>16ft² </em>* <em>16ft² </em>= <em>256</em>
<em>256</em>÷<em>2</em>=<em>128ft²</em>
A=<em>128ft²</em>