Answer:90
Step-by-step explanation:
My reasoning is because it makes a right angle and a right angle is equivalent to 90 degrees
29.95+8.49=38.44. 2x20=40
40.00
- 38.44. ————————-
————
1.56. ======$1.56
to get the equation of any straight line, we simply need two points off of it, let's use the points in the picture below.


Answer:
-8, 16, -32, 64
Step-by-step explanation:
a1 = -8
r = -2
a2 = -8(-2)=16
a3 = -8(-2)²=-8(4)=-32
a4=-8(-2)³=-8(-8)=64