Answer:
17
Step-by-step explanation:
5 + 6 - 5 + 4 +7 - 3 + 6 - 3 = 5 + 6 + 4 + 7 + 6 - 5 - 3 - 3
= 28 - 11
= 17
Sum of interior angles of a triangle = 180°
x+40+30= 180°
x+ 70=180
x= 180-70
x= 110°
Answer:
C
Step-by-step explanation:
-4+9=5
Answer: 28
Step-by-step explanation: