CPM Homework Help : INT3 Problem 12-58

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Home > INT3 > Chapter Ch12 > Lesson 12.1.4 > Problem 12-58

12-58.

Using the triangle at right, determine:

$\operatorname { sin } ( A )$
Hint (a):
Remember that $\sin(x)$ is opposite over hypotenuse.
Answer (a):
$\sin\left(A\right)=\frac{a}{c}$

$\operatorname { csc } ( A )$
Hint (b):
Which trigonometric ratio is $\csc(x)$ related to? How is it related?

$\cos(B)$

$\sec(B)$
Hint (d):
How is $\sec(x)$ related to $\cos(x)$ ?

Right triangle: horizontal side, A, C, labeled, b, vertical side, C, b, labeled, a, hypotenuse side, A, b, labeled, c.

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