Period 7: We turned in the 1.1 perimeter packet, you receved 1.2. You do not have to do anything until Wednesday.

Algebra: These are the problems

1. You toss a rock into the air with
an initial velocity of 20 ft/s. H

A. How long until it hits the ground?

B. How high is it after 1 second?

2. Jesus
threw a tennis ball to Dina, who was on a balcony 24 feet above him, with an
initial velocity of 44 ft/s. He threw it
from an initial height of 4 feet. Dina
missed the ball on the way up, but caught it on the way down.

A.
How long was the ball in the air?

B. If
she missed it, how long would it take to reach

Jesus
again? (hint: his hand is 4 ft from the ground)

h

3. A gun
fires a bullet into the air with an initial velocity of 1220 ft/s.

A. How long until it hits the
ground?

B. What is the maximum height of the
bullet (axis of symmetry)?

C.
How long did it take to get to the highest point?

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