I am not too sure but i think it is 2.7 feet.
A. 2¾ miles
b. 22 laps/hr
c. 12 laps
Stevie can swim 4 laps each minute.
16/4=4
Answer:
Denote O as center of circle, draw OA, OC.
As property of tangent line from outside of circle (angle OAD = angle OCD = 90 deg):
=> AOC + D = 180
Moreover, angle AOC = 2 x angle B = 2 x 65 = 130
=> D = 180 - 130 = 50 deg
Hope this helps!
:)
