Questions by Dave Abrahams

Questions by Dave Abrahams

Two speakers create identical 288 Hz sound waves. A person is 1.47 m from Speaker 1. What is the minimum distance to Speaker 2 for there to be constructive interference at that spot?

asked Feb 20, 2022

2 answers

2 votes

103k views

What is one way that the nations of South America are combating poverty?

asked Dec 24, 2021

2 answers

5 votes

176k views

Question 23: Please help, which of the following gives enough information for finding all three angle measures of the triangle?

asked Dec 6, 2021

1 answer

0 votes

154k views

What is the range 102 , 115

asked Nov 22, 2021

2 answers

4 votes

184k views

Using the map below answer the following: North America's industrial areas shows that A. Industry is dispersed evenly throughout the United States and Canada. B. The industrial regions of California are

asked Oct 24, 2021

1 answer

1 vote

229 views

How did gaining land from the Mexican American War cause sectional differences (Sectionalism) to increase between slave states and northern states in the United States?

asked May 10, 2021

1 answer

1 vote

58.3k views

Write a story about a vacation that someone took in which the person traveled by plane(Note- you are not talking about yourself). Make sure to include -What the person did to prepare for the trip -What

asked Apr 27, 2021

1 answer

0 votes

163k views

Please Help me solve this. Easy Five Points.

asked Apr 1, 2021

1 answer

0 votes

186k views

What does the underlined phrase mean in the following sentence? Sie kommt aus Brasilien. She is from He is from We are from They are from

asked Feb 23, 2021

2 answers

1 vote

84.7k views

Greg bought three comic books on sale. The total cost of his purchase with 8% sales tax is given by the expression 3b + 0.08(3b), where b is the price of one book. If b = $3.50, how much did Greg pay all

asked Dec 12, 2020

1 answer

0 votes

58.7k views

The cost of having a plumber spend h hr at your house if the plumber charges $30 for coming to the house and $x per hour for labor. The expression for the cost of the plumber coming to the house is how

asked Aug 9, 2020

1 answer

1 vote

167k views

Mendel conducted his experiments on pea plants (Pisum sativum) from 1856-1868. What distinguished Mendel's hybridization studies from those of his contemporaries?

asked Jun 28, 2020

1 answer

3 votes

202k views

a student randomly chooses one pen from a box containing 1 black, 3 red, and 6 blue pens. what is the probability that the student chooses a blue pen

asked Feb 26, 2020

1 answer

2 votes

181k views

HELP PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

asked Dec 8, 2019

1 answer

1 vote

154k views

What is the value of the expression given below? (5+3i) - (5+3i)(5-5i

asked Nov 6, 2019

2 answers

3 votes

58.0k views

The ratio of the areas of two similar polygons is 400:25. what is the ratio of their corresponding sides

asked May 7, 2019

2 answers

5 votes

1.2k views

Which type of desert has the greatest amount of biodiversity?

asked Apr 6, 2019

1 answer

5 votes

130k views

How does the Coriolis effect benefit people who travel by airplane? Answer Options with 4 options A. When planes travel with prevailing winds, people save fuel and decrease travel time. B. When planes

asked Apr 10, 2018

1 answer

0 votes

179k views

100 POINTS ASAP Which of the following was a direct consequence of Andrew Jackson's Bank War? (5 points) People were no longer able to buy land on credit. Financial institutions closed, leading to unemployment.

asked Feb 3, 2018

2 answers

2 votes

131k views

The adjusted cell references in a copied and pasted formula are called ____ cell references.

asked Jan 1, 2017

1 answer

0 votes

138k views

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