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Pie
2 years ago
15

I don’t understand. Need help:/

Mathematics
2 answers:
miv72 [106K]2 years ago
7 0
124.71 i’m pretty sure cause 60 is on both sides
Sidana [21]2 years ago
7 0

Answer:

62.35

Step-by-step explanation:

Triangle ABC is an isosceles triangle. That means Side CA equals Side CB.

Drawing an altitude line from point A, it divides Side CB into halves. 1/2 of 12 = 6. (Let's call that point M)

Side AM^2 = AC^2 - CM^2

---------------------> 12^2 - 6^2 = 144 -36 = 108

AM = \sqrt{108} = 6\sqrt{3}

To find the area: CB * AM * 1/2

---------------------> 12 *  6\sqrt{3} * 1/2 = 36\sqrt{3}

36\sqrt{3} as a decimal is approximately 62.35

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