Question

A cannonball is fired horizontally with a velocity of 250 m/s from the top of a cliff 90 m high.

a. After how many seconds will it strike the ground?

b. How far from the base of a cliff will the cannon ball strike the ground?​

Answer 1

Answer:

a. 0.36s

Explanation:

By formula of speed,

Speed = Distance ÷ Time

Let Time be x

250m/s = 90m / x

x = 9s/25

x = 0.36s

And

tan 90° is not defined

Don't know

Sorry