I got 7.1 x 10^(-11) but it's been a few years so I could've done it wrong
Answer:
<h2>a = 400/21, b = 580/21</h2>
Step-by-step explanation:
Small triangles are similar. Therefore, the sides are proportional
<em>cross multiply</em>
<em>divide both sides by 21</em>

For b, we can use the Pythagorean theorem:

Answer:
Dead ends :)
Step-by-step explanation:
Answer:
56
Step-by-step explanation:
Answer:
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Step-by-step explanation:
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