Question

Pls help asap :_:

Steven knows that the first angle of a triangle measures 98 degrees, and the second angle measures 37 degrees.



Which equation could Steven use to find x, the measure of the third angle?
a)x = 180 + 98 + 37

b)x = (98 + 37) ÷ 180

c)x = 180 − (98 + 37)

d)x = 3 × (98 + 37)

Answer 1

Solving for Unknown Angles in Triangles

Edge 2020

1.C

2.D

3.A

4.B

5.B

6.C

7.?

8.?

9. A,B,E

10.D

Answer 2

C, total angle in a triangle is 180 degrees. if he knows 2 angles then he has to add those 2 and subtract the sum from the total angle to see what the last angle can be