Answer:
- 2
Step-by-step explanation:
The question is - 5 + - 4 + 7
You do addition first.
-4 + 7 = 3
So now we have - 5 + 3
-5 + 3 = - 2
Answer:
choice 1
Step-by-step explanation:
angle 1 = angle 7 (exterior alternate angle)
angle 3=angle 5 (interior alternate angle)
Hey! There are 7 sides and 7 vertices on a Heptagon. Hope this helps!
angle for triangle is 180°
angle ACB is 75° because it has mention that is an isosceles triangle
So that angle of BAC is 180°-75°-75°=30°
