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On augmente de 20% la longueur et on diminue de 20% la largeur d'un rectangle de dimensions 30 cm sur 20 cm. Quelle est, en pourcentage, la variation de son aire ?
answered
Mar 18, 2022
French
college
12
votes
133k
views
In parallelogram ABCD, the measure of angle B is 107°. (a) What is the measure of d (b) What is the measure of a
answered
Feb 24, 2022
Mathematics
college
5
votes
200k
views
What substance is a reactant in photosynthesis
answered
Jul 30, 2021
Biology
college
4
votes
54.6k
views
Why do babies receive so many vaccinations during their first year?
answered
Jul 28, 2021
SAT
middle-school
4
votes
82.3k
views
What was special about Johanns Gutenberg's printing press? Printing Press - HISTORY a. it was the same as the Chinese model. b. it had moveable metal type c. it had moveable wooden letters d. it was the
answered
Jun 19, 2021
History
high-school
1
vote
153k
views
In circle O, CD = 56, OM = 20, ON = 16, CD is perpendicular OM, and EF is perpendicular to ON (The figure is not drawn to scale.) a. Find the radius. If your answer is not an integer, express it in radical
answered
Apr 10, 2021
Mathematics
high-school
1
vote
103k
views
The type of first aid given will depend on many factors, one being the type of injury or illness. Choose the answer. True False
answered
Mar 17, 2021
Health
middle-school
6
votes
230k
views
Runners only have enough stored ATP in their muscle cells to run for about five seconds. Which answer correctly explains how the runner's body adjusts to the longer distance, for example, a marathon (42.
answered
Feb 8, 2021
Biology
college
3
votes
30.9k
views
Items for which prices are comparatively stable and likely to be quoted on a list-price-less-discounts basis are called: Group of answer choices sensitive commodities. raw materials. special items. standard
answered
Oct 31, 2020
Business
high-school
6
votes
219k
views
Small cards that operate the same way as checks are called _______.
answered
Aug 27, 2020
History
high-school
7
votes
1.1k
views
Please help me with this problem
answered
Jul 13, 2020
Mathematics
middle-school
6
votes
45.7k
views
You are looking for a backup that copies only the files that have changes since the last full backup. Which of the following will you use? a. Selective Backup b. cloud backup c. full backup d. incremental
answered
Jun 25, 2020
Computers and Technology
high-school
5
votes
121k
views
Can you please help me with this
answered
Jun 12, 2020
Mathematics
middle-school
5
votes
89.1k
views
How to figure out 209885557585858868585+636364694863962963963?
answered
May 15, 2020
Mathematics
middle-school
2
votes
61.1k
views
Which age group had the most cases of hiv diagnosed in 2006 A.) 75-80years B.) 40-55years C.) 15-30years D.) 24-54years
answered
Oct 21, 2019
Health
middle-school
5
votes
17.3k
views
Find the area of a trapezoid with bases 12 cm and 18cm and height 10cm
answered
Oct 11, 2019
Mathematics
middle-school
2
votes
68.0k
views
Why do species that live in the Arctic have large feet?
answered
May 4, 2019
English
college
6
votes
222k
views
What is a graphic organizer
answered
Jan 3, 2019
English
middle-school
2
votes
104k
views
Write the sum or difference in the standard form a + bi. ( 4 - 2i) + ( 9 + 6i)
answered
Oct 30, 2018
Mathematics
high-school
4
votes
126k
views
The Red Scare of the late 1940s and the 1950s was the fear that _____. A) the Soviet Union and China were powerful adversaries B) communists in the United States would help the Soviets if there were an
answered
Sep 12, 2018
History
high-school
4
votes
164k
views
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