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

Tanisha kicks a soccer ball during a game. The height of the ball, in feet, can be modeled by the function f(x)=-16x squared +48x, where x is the time in second

Ostrich highway that is 12 1/4 km long has speed limit signs every 7/8 of a kilometer how many speed limit signs are on this stretch of highway

Once syphilis enters its third stage it is no longer curable, is that true

What affect does Jim have on Laura once they are alone

Parallel lines intersect at an angle of 90. A. True B. False

which of these is a drawback of raising fish in fish farms?

One half of a mole of atoms would contain how many atoms?

I need help!!! Pleasssse!!!! The ratio of the length to the width to the height of a rectangular box of cereal is 6:2:7. The sum of the length and the width of

A rectangular prism has a length of 1 1/2 meters, a width of 3 meters, and a height of 5 1/2 meters. Enter the volume of the prism as a mixed number in simple

On which kinds of goods do governments generally place price ceilings? those that are essential but too expensive for some consumers those that are not necessar