Recent activity by Ken Penn

Recent activity by Ken Penn

The velocity of a sky diver t seconds after jumping is given by v(t) = 80(1 − e^(−0.2t)). After how many seconds is the velocity 60 ft/s? sec:

asked Dec 18, 2023

1 answer 183k views

If a is an obtuse angle in a triangle and sin a = , calculate the exact value of sin 2a.

asked Oct 20, 2023

1 answer 90.1k views

3) Why were the Punic Wars (264-146 BCE) so important to the Roman Republic?

answered Oct 15, 2023

1 answer 178k views

What are some effects of being prepared for class

answered Sep 19, 2023

2 answers 210k views

Solve the equation. -1/6x-5=2/3x A. x= - 6. B. x = -5. C. x = 3. D. x = 6.

asked Aug 23, 2023

2 answers 74.9k views

Clare ran 8/5 as far as jada, Tyler ran 4/3 as far as jada, and Kim ran 1/2 as far as jada. Order the students from least to greatest by order of the distance they ran

answered Jul 29, 2023

1 answer 4.4k views

What does the word Cala stands for

answered Jul 20, 2023

1 answer 128k views

Fahren-fliegen-gehen *

asked May 4, 2023

1 answer 210k views

Nine friends are sharing a box of crackers. The box contains 135 crackers. How many crackers will each friend get if they are divided evenly?

answered Mar 13, 2023

1 answer 166k views

What mainly can you infer about Lord Walker's facial expressions and responses to Alena in early pages? *

answered Nov 2, 2022

1 answer 193k views

Help, please I don't understand what I have to do

answered Oct 30, 2022

1 answer 166k views

Choose all the right answers. Select two options. The purpose of photosynthesis is: to change solar energy to chemical energy to change solar energy to chemical energy to give animals energy to give animals

asked Oct 27, 2022

1 answer 183k views

A poster of a man standing at a podium pointing to a man's portrait that reads, "Citizen Kane." This is an image is from the movie, Citizen Kane. Describe the plot and importance of this movie

answered Oct 18, 2022

2 answers 29.2k views

You step off of a ledge and land 0.5 seconds later. How high was the ledge?

answered Oct 12, 2022

2 answers 191k views

Alexis had a cell phone that cost $65. She recently bought a new cell phone that cost $79. What is the approximate percent of increase in the price of phones?

asked Oct 10, 2022

1 answer 60.7k views

F 3 +11g−4hf, cubed, plus, 11, g, minus, 4, h when f=3f=3f, equals, 3, g=2g=2g, equals, 2 and h=7h=7

asked Sep 22, 2022

1 answer 9.9k views

angle A and angle B are vertical angles. If m_A = (7x – 6) and m B = (8x – 27), then find the measure of angle b

asked Aug 10, 2022

1 answer 61.5k views

Identify a pair of parallel lines in the given figure. a)p and s b)r and s c)r and q d)r and p

answered Jul 5, 2022

1 answer 69.3k views

Chanasia buys a plastic bucket. The bucket weighs 460 g. The label on the bucket says made with 20% recycled plastic. How many grams of recycled plastic are used to make Chanasia’s bucket?

answered Jun 20, 2022

1 answer 135k views

The students showed all the medals they past perfect tense

asked May 24, 2022

1 answer 178k views

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