Question

HELPPPPPPP!!!! 0÷0

Find the RATIO and the EXACT VALUE of the given CscB.​

Answer 1

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