BobbyBuckets732 BobbyBuckets732
  • 25-10-2017
  • Mathematics
contestada

Angle a has the property that twenty eight times times its complement is equal to thirteen times its supplement. find the measure of angle
a.

Respuesta :

texaschic101
texaschic101 texaschic101
  • 25-10-2017
< a....its complement is (90 - a) and its supplement is (180 - a)

28(90 - a) = 13(180 - a)
2520 - 28a = 2340 - 13a
-28a + 13a = 2340 - 2520
- 15a = - 180
a = -180/-15
a = 12 <=== so < a = 12
Answer Link

Otras preguntas

What is the square root of 36x to the fourth power?
What's 2/9 divided by 1/4 in lowest terms please help
How many times does 32 go into 1848
The diameter of a circular pool is 18 feet. What is the approximate area of the pool? A. 56.52 square feet B. 113.04 square feet C. 254.34 square feet D. 1
Find the slope (3,2), (-4,3)
PLEASE HELP ME 32 PONITS FOR BEST ANSWER!!!!!!!!!!!!!!!!!!!!1 5.What type of energy is being used in the following example? swinging back and forth. Mechanic
What court case established the principle that separate education is inherently unequal? Plessy v. Ferguson Sweatt v. Painter McLaurin v. Oklahoma State Regents
What's 2/9 divided by 1/4 in lowest terms please help
I need this asap (24 points) which process results in the formation of a new cell with a full set of chromosomes A) respirationB) digestion C) fertilizationD) e
Select all that apply. In what way(s) did the Chinese use steel and iron? A. to build submarines B. to make chains for suspension bridges C. to build the Great