Answer:
Answer is 70 degree
Option b. 70 degree
Step-by-step explanation:
please mark as brainliest.
Angle QPR= 90 degree
Therfore, Angle QPS= 90-20
= 70 degree
The answer is y=64 because when you multiply 4 to both sides you get 192 and then you divide that by three to get 64
Answer:
1) 6.438km 2)818,700m 3)6750cm
Answer:
Step-by-step explanation:
Let the speed of the roller coaster at the bottom is v.
radius, r = 47 m
Let the mass is m and the force at the bottom is 2.5 times the weight.
F = 2.5 mg
So, the force is



v² = 1.5 gr
v² = 1.5 x 9.8 x 47
v = 26.3 m/s
Answer:
ya
Step-by-step explanation:
they are both cylinders
im not smart