lapizjaymark2001 lapizjaymark2001
  • 22-09-2019
  • Engineering
contestada

If angle A is a complement of angle B, angle B and angle C are vertical angles, and the supplement of C has a measure of 140°. Find the measure of A.

Respuesta :

MathPhys
MathPhys MathPhys
  • 22-09-2019

Answer:

50°

Explanation:

Complementary angles add up to 90°.

Supplementary angles add up to 180°.

Vertical angles are equal.

A + B = 90°

B = C

C = 180° − 140°

C = 40°

B = 40°

A = 50°

Answer Link

Otras preguntas

asked this question before, didn't really help so i'm asking again. also, please help. Explain what happens to the pitch of a cell phone ring when the wavelengt
\Which of the following best defines the concept of imperialism? A. A feeling of pride and loyalty a person has toward his or her country B. A period tha
find the volume of a box with a length of 5cm, a width of 5cm, and a height of 10cm
Devin's mom ordered 3 pizzas for the girls at her slumber party to eat. The girls ate 5/2 of the pizza. How is this amount of pizza written as a mixed number? 2
Read this run-on sentence. Rajeet opened the window he loved the smell of a rainstorm. Which of the following makes this sentence correct? A. Rajeet opened the
A US Navy submarine, SeaWolf, is 40 feet below sea level while another, Nautilus, is 100 feet below sea level. A: Write interger that describe each submarine
need help!!!!!!!!!!!!!!!!!!
"what is the meaning of a deficit on the goods and services balance"
how did fdr's series of fireside addresses affect most people's perception of him
Which type of interest groups have the most influence on members of the house of representatives?