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arsen [322]
3 years ago
11

HELPPPPPPP!!!! 0÷0Find the RATIO and the EXACT VALUE of the given CscB.​

Mathematics
1 answer:
AlekseyPX3 years ago
7 0

Answer:

Step-by-step explanation:

take angle B as reference angle

using cosec rule

cosec B=hypotenuse/opposite

cosec B=13/12

cosec B=1.08

B=cosec 67

B=67 degree

for ratio,

cosec B=13/12

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