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joja [24]
2 years ago
14

What is the area of a circle that has a circumference of 12 pi

Mathematics
1 answer:
emmainna [20.7K]2 years ago
3 0

Answer:

r=6

Step-by-step explanation: first you will need to is 2pi=12pi divide both sides by pi. 2r=12 divide both sides by 2.r=6

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I am dumb ..... so what is the formula of a triangle for perimeter... yeah i know
Sav [38]

Answer:

The formula for the perimeter of a triangle is Side A + Side B + Side C.

The formula for the area of a triangle is Base x Height = total divided by 2.

5 0
3 years ago
Jason wanted to buy postcards for his cousin. The price was 2 cards for $1. He had some change in his pocket. What combination o
Zina [86]

Answer:

2 dimes, 1 nickel and 3 quarters.

Step-by-step explanation:

The price of 2 postcards is $1. Any combination of coins that adds to $1 will work here. Remember, a penny is worth 0.01, a nickel is worth 0.05, a dime is worth 0.10, and a quarter is worth 0.25.

Adding 2 dimes, 1 nickel, and 3 quarters would be 2(0.10)+1(0.05)+3(0.25)=1.


8 0
3 years ago
What term refers to common, non-rechargeable batteries?
kiruha [24]

Answer:

Lithium

Explanation:

Lithium batteries features primary cell construction.They are single-use or non rechargeable batteries

6 0
1 year ago
It costs $8.31 to power one laptop computer for one year. How much does it cost to power 10 laptop computers for one week? Round
anyanavicka [17]

Answer:

63

Step-by-step explanation:

There are 52.143 weeks in a year so 52.143/8.31=6.3

So 10 x 6.3= 63

7 0
3 years ago
Can someone please help I am stuck. will give brainliest.​
AlekseyPX

Answer:

D

Step-by-step explanation:

(a^{m})^{n}= a^{m*n}\\\\\\(\frac{3^{4}}{7^{3}})^{3}=\frac{(3^{4})^{3})}{(7^{3})^{3}}\\\\=\frac{3^{3*4}}{7^{3*3}}\\\\=\frac{3^{12}}{7^{9}}

4 0
2 years ago
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