fatstarrlouise fatstarrlouise
  • 11-05-2018
  • Mathematics
contestada

Suppose angle A is complementary to angle B, and angle B is supplementary to angle C. If measure of angle A is 21 degree, find measure of angle C.

Respuesta :

MrGumby
MrGumby MrGumby
  • 17-05-2018
C = 111 degrees

Since A and B are complementary they add to 90. So we know that B must be 69 degrees. 

Since B and C are supplementary they add to 180. So we know that C must be 111. 
Answer Link

Otras preguntas

A wavelength is the distance between two A. amplitudes. B. frequencies. C. crests. D. hertzes.
S+p+h=24 4s+5p+6h=112 10+s=p
Why is the understanding of classification an important life skill?
Which rational number is greater than -3 1/3 but less than -4/5
Hitler invaded the Soviet Union for all of the following reasons, except a. to acquire land. c. to acquire raw materials. b. to acquire food. d. to acquire p
examine three ways that social media can save the youth from detrimental relationships
Of the 600 workers at a factory, 8.5% belong to a union. How many workers are in the union?
how much is a paycheck for a doctor
I need help on these three question's wait for me to upload them thank?
Anna weighs 52 pounds. Patrick weighs x pounds. Write an expression for their combined weight.