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suter [353]
3 years ago
6

Solve for a. r=ab/a+b+c

Mathematics
1 answer:
Marta_Voda [28]3 years ago
4 0

Answer:

r(A + B) = rA + rB,. (4). (r + s)A = rA + sA,. (5) r(sA)=(rs)A;. (6). A(BC)=(AB)C,.

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What is the surface area of a sphere that has a volume of 3000cm
Vladimir [108]

The surface area of the sphere given its volume is  1006.06 cm².

<h3>What is the surface area?</h3>

The first step is to determine the radius of the sphere from its volume.

Volume of a sphere = (4/3) x (n) x (r^3)

  • n = 22/7
  • r = radius

∛(3000 x 3/4 x 7/22) = 8.95

Surface area of a sphere = 4πr²

4 x 8.95² x 22/7 = 1006.06 cm²

To learn more about the surface area of a sphere, please check: brainly.com/question/27267844

#SPJ1

8 0
3 years ago
What is the value of 5
Reil [10]

Answer:

The first one is by using your mind. If you know that factorial of any non negative integer denoted by n!

defined as

n!=n(n−1)(n−2)⋯3⋅2⋅1

then 5!=5∗4∗3∗2∗1. You can calculate it in your mind which will give you 5!=120.

That's it.

The next method is using your calculator. In my calculator Casio fx-991es, I pressed 5 and then shift+x−1

button and I got 120. Similarly, you can use Google to calculate it like I did and got this.

Step-by-step explanation:

4 0
4 years ago
In a carnival drawing, a green ticket wins $1, a yellow ticket wins $5, and a blue ticket wins $10. There are 100 green tickets,
bagirrra123 [75]
First, you add up the non-$10 winning cars so 100+25=125.
then you take 5:125 because you want the winning 10$ against not winning. the to get 1 you divide both numbert by 5 to get 1 on the left. so you get 1:25.
hope i helped:)
3 0
3 years ago
Read 2 more answers
Please help me with all thank you
kvasek [131]
1)180= 18 tens(18*10=180)
2)1600=16 hundreds(16*100=1600)
3)6000=6 thousands(6*1000=6000)
4)2700=27 hundreds(27*100=2700)

Hope this helps:)
6 0
3 years ago
Michelle and Michael checked some books out of the library. 20% of the books Michelle checked out were fiction books, and 40% of
alisha [4.7K]
Perctange is based on the total number. in this case you don't know it so you cant make such a guess.
6 0
4 years ago
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