CPM Homework Help : A2C Problem 13-21

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Home > A2C > Chapter 13 > Lesson 13.1.1 > Problem 13-21

13-21.

Change the angle measures below from radians to degrees or degrees to radians.

$108°$
Answer (a):
$108º \cdot \frac{\pi}{180º}=\frac{3\pi}{5}$

$320°$
Hint (b):
See part (a).

$\frac { 7 \pi } { 9 }$
Answer (c):
$\frac{7\pi}{9}\cdot\frac{180º}{\pi}=140º$

$\frac { 19 \pi } { 12 }$
Hint (d):
See part (c).

$\frac { 17 \pi } { 2 }$
Hint (e):
See part (c).

$260°$
Hint (f):
See part (a).

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