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malfutka [58]
3 years ago
12

URGENT please help Find part B

Mathematics
1 answer:
lyudmila [28]3 years ago
3 0

Answer:

b = 45 / 4 = 11 1 /4.

Step-by-step explanation:

We are dealing with a (30,60,90)-triangle, therefore z = 15 sqrt(3) / 2. So as well b = (15 sqrt(3) / 2) sqrt(3) / 2 = 45 / 4.

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2 years ago
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