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8 m 15 m What is the perimeter?
answered
Dec 27, 2021
Mathematics
high-school
3
votes
94.8k
views
The purity of gold is measured in karats, with pure gold being 24 karats. other purities of gold are expressed as proportional parts of pure gold. thus 18-karat gold is startfraction 18 over 24 endfraction
answered
Dec 13, 2021
Chemistry
high-school
4
votes
158k
views
Consider two protons that are separated by 5.9 fm. What is the magnitude of the Coulomb repulsive force between them? Assume that these protons are on opposite sides of a nucleus and that the strong force
answered
Dec 6, 2021
Physics
college
1
vote
205k
views
What are the solutions of the equation (x + 2)2 + 12(x + 2) – 14 = 0? Use u substitution and the quadratic formula to solve. x = negative 8 plus-or-minus 5 StartRoot 2 EndRoot x = negative 6 plus-or-minus
answered
Oct 5, 2021
Mathematics
college
5
votes
155k
views
PLEASE ANSWERRRRRRRRRRRRRRRRR!!!!!!!!!!!!!!!!! A park near Raphael’s home is shaped like a trapezoid. To find its area, Raphael walked along the short base and measured it. Then he walked at a right angle
answered
Sep 30, 2021
Mathematics
middle-school
3
votes
135k
views
Please answer this question:)
answered
Sep 15, 2021
Mathematics
high-school
0
votes
69.1k
views
In circle A shown, BC || DE , mBC=58° and mDE=142°. Determine the measure of ZCFE . Show how you arrived at your answer. CORRECT ANSWERS ONLY YOU WILL BE REPORTED.
answered
Aug 19, 2021
Mathematics
middle-school
0
votes
12.4k
views
The graph below shows how the pressure and volume of a gas vary when the number of moles and the temperature of the gas are held constant. What happens to the pressure inside a sealed syringe of gas as
answered
Jun 8, 2021
Chemistry
middle-school
6
votes
191k
views
Whats the rate and unit rate for 7 pencils for 9 dollars
answered
Apr 8, 2021
Mathematics
college
4
votes
222k
views
How many molecules of NaCl are there in 250 grams of table salt
answered
Jan 31, 2021
Chemistry
middle-school
4
votes
94.5k
views
What are the six things you will learn this week on Scratch?
answered
Jan 17, 2021
Computers and Technology
high-school
6
votes
7.7k
views
What approaches did the Radical Republicans take in terms of reintegrating the South into the United States after the Civil War?
answered
Dec 11, 2020
History
middle-school
3
votes
107k
views
Which of the following is least likely to be a reasonable explanation for an increase in accounts receivable turnover? A. Early payment incentives for customers. B. Tightening of credit policy. C. Implementation
answered
Aug 14, 2020
Business
college
5
votes
188k
views
Choose all of the expressions that are equivalent to the numerical expression: 3 x 6 - 2 2 x 9-4 ti 4 + 2 x 6 20 - 2 x 3 13 + 9 + 3 4 x 3 + 4
answered
Aug 13, 2020
Mathematics
middle-school
4
votes
224k
views
John wrote 1/5 of a paper in 1/4 of an hour how long did it take him to write an entire paper?\
answered
Jan 16, 2020
Mathematics
middle-school
4
votes
37.1k
views
The Neva River in St. Petersburg, Russia, is 74 km long. How long is it on a map drawn at a scale of 1:500,000?
answered
Dec 14, 2019
Mathematics
high-school
4
votes
90.1k
views
A point is an exact location that has no size or dimension. True or False?
answered
Nov 29, 2019
Mathematics
middle-school
5
votes
172k
views
Rita jeptoo of kenya was the first female finisher in the 110th boston marathon. she ran the first 10.0 km in a time of 0.5689 h. assume the race course to be along a straight line. (a) what was her average
answered
Oct 23, 2019
Physics
college
4
votes
145k
views
Empareja la persona con la descripción. Match the person with the description. Su fundación propone la educación en Colombia y en el mundo.
answered
May 10, 2019
Spanish
high-school
4
votes
191k
views
Which economic goal does a society consider when deciding that best way to distribute its wealth
answered
May 1, 2019
Business
college
3
votes
210k
views
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