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anyanavicka [17]
3 years ago
8

Your friend finds the area of a circle with a diameter of 9 inches. Is your friend correct? Explain

Mathematics
1 answer:
spin [16.1K]3 years ago
6 0

Answer:

No, they're not. To find the area of a circle you need to square the radius. They did not square the radius but instead multiplied it by 2.

Step-by-step explanation:

I hope this helps :)

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A bag contains the letters from the words SUMMER VACATION. You randomly choose a letter A, and do not replace it. Then you choos
ss7ja [257]
<h3>Hello there i hope you are having a good day :) Your question : A bag contains the letters from the words SUMMER VACATION. You randomly choose a letter A, and do not replace it. Then you choose another letter A. What is the probability that both letters are A’s? Write your answer as a percent, with the percent symbol. If needed, round to the nearest tenth. </h3><h3>Firstly the word is SUMMER VACATION there are 14 letters in this word and 2 of them with the letter A So this would be 2/14 and 1/7 Then there is 13 letters because we used one already so it would be 1/13 Then the second A would equal 1/13 and this would be 1/7 and 1/13 you would times both given 1/91 now written that in percent with a percent symbol 1.0989011% So this would be 1.91%</h3><h3>Hopefully that helps you ❤</h3>

7 0
3 years ago
the seventh grade class is raising money to have a class trip at the end of the year they began the year with $1500 now they hav
Novay_Z [31]

Answer:

10%

Step-by-step explanation:

(1650 - 1500) /1500 = 10%

5 0
3 years ago
The manager of a 100-unit apartment complex knows from experience that all units will be occupied if the rent is $800 per month.
Ede4ka [16]
800 * 100 = 80000
810 * 99 = 80190
900 * 90 = 81000
1000 * 80 = 80000
(800 + 10n) (100-1n)
=(800 +10(11)) (100 - 11)<span> (910)(89) = 80990</span>
6 0
3 years ago
An astronaut was exploring the moon of a distant planet, and found some glowing goo at the bottom of a very deep crater. She bro
Soloha48 [4]

Answer:

after 1 hr = 20 after 2 hrs =<em> </em> 40 after 3 hrs = 80 160 n 3 hrs

8 0
3 years ago
3. What is the slope of the line passing through (15,-5) and (3, -8)?
Andrej [43]
M= -8 - -5/ 3 - 15= -8+5/3-15= -3/-12 = 3/12 = 1/4 


The slope is 1/4. 
The slope formula is m=y2-y1/x2-x1. I plugged in -8=y2, -5=y1, 3=x2, and 15=x1. Then I solved it.
6 0
3 years ago
Read 2 more answers
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