Answer:
5 seconds
Step-by-step explanation:
In 5 seconds it will be at 98 meters
x = -b/2a
x = -20/2(-2) = -20/-4 = 5
The arc length, radius and the included angle are related as
where
is in radians.
The radius
is given by

Correct choice is (B).
A=equilateral hope that helped
Answer:
124 degrees
Step-by-step explanation:
x=24 so if you plug in the value and solve it is 124 degrees