swaggerjagga18 swaggerjagga18

22-10-2018
Mathematics

contestada

m∠A = 42 and m∠C = 57. Find m∠B.
A. 81

B. 99

C. 132

D. 147

Respuesta :

thefishypig01 thefishypig01

22-10-2018

A.
because the total distance of every triangle 180. Add the two other angles so 42+ 57 =99. Then you have to subtract those two combined angles to find the missing one from the total distance, which is 180. 180-99=81. the answer is A. 81

Answer Link

Otras preguntas

Zoey bought a plant and planted it in a pot near a window in her house. Let H H represent the height of the plant, in inches, t t months since Zoey bought the

unorganized development is destruction

Write an algebraic equation that relates the Profit to the Number of T-Shirts Sold. Use n to represent T-Shirts and p to represent the Profit.

Any help please and thank you

A beam of red light and a beam of violet light each deliver the same power on a surface. For which beam is the number of photons hitting the surface per second

You are a network administrator for your company. A frantic user calls you one morning exclaiming that nothing is working. What should you do next in your troub

Which of these angles are the alternate interior angles theorem? ECA = BAD CAE=BAD ECA=BDA ECA=DBA

Group who lived in the northernmost part of China A. Mongo B. Genghis Khan C. Kublai Khan D. Marco Polo E. steppes

12in to 4ft make a fraction in simplest from

sum of the series: 13, 16, 19, ..., 301 how many numbers are in this series?