Answer:12.5 ft
Step-by-step explanation:
20.75-8.25
12.5
they are Divide 360 by the difference of the angle and 180 degrees. For the example, 360 divided by 15 equals 24, which is the number
of sides of the polygon. Divide 360 by the amount of the exterior angle to also find the number of sides of the polygon.
Answer:
21.75
Step-by-step explanation:
Jill 2 hours to run 14.5 miles
14.5/2=7.25
7.25 miles per hour
14.5+7.25=21.75
Answer:
D. (x,y) --> (x,-y)
Step-by-step explanation:
the x number stays the same but the y number flips to a negative.
Answer:
- 14 + 18i
Step-by-step explanation:
Note that i² = ( )² = - 1
Given
4i(- i + 3) - 3(6 - 21) ← distribute both parenthesis
= - 4i² + 12i - 18 + 6i
= - 4(- 1) - 18 + 18i
= 4 - 18 + 18i
= - 14 + 18i