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wel
3 years ago
12

Find the approximate value of a.

Mathematics
2 answers:
fiasKO [112]3 years ago
4 0

Answer: 4.7 rounded to tenth or 4.69 rounded to hundredth

Step-by-step explanation:

Sin23 = a/12. Opposite side over hypotenuse

Wewaii [24]3 years ago
4 0
I think 4.7 is the answer
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Step-by-step explanation:


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Angle CAB=90<br> AB=AC=DE<br> BD=9<br> CE=8<br> Find DE
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Answer:

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Step-by-step explanation:

Let x represent the length of DE. Then ...

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And the Pythagorean theorem applied to triangle ADE tells us ...

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Solutions are the values of x that make a factor zero: 5 or 29.

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