What part of the circumference is an arc whose measure is 30°? A. 112
B. 1770
C. 18
D. 16

What values of c and d make the equation true?

What is the value of the expression below? 148+(-6)| + |– 35= 7|

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b