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natima [27]
3 years ago
10

I don’t know how to do this. can someone please help me :)

Mathematics
1 answer:
Kaylis [27]3 years ago
8 0
The surface area of a cylinder is the sum of the area of the two ends and the lateral area.
.. surface area = 2*(end area) +(lateral area)
.. = 2*(π*r^2) +(2π*r*h)
.. = 2π*r*(r +h)
.. = 2*3.14*(8 in)*(8 in +8 in)
.. = 3.14*256 in^2
.. ≈ 803.8 in^2

The 3rd selection is appropriate.
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A new automobile cost 11300 which is 100 more than 25 times a certain number what is the number​
olga_2 [115]

Answer:

The number is 448.

Step-by-step explanation:

Hope it helps

3 0
2 years ago
What is the value of x, when x2 + 5 = 21? A) 2 or -2 B) 4 or -4 C) 5.5 or -5.5 D) 8 or -8
lord [1]
X would be equal to 8.
4 0
2 years ago
Read 2 more answers
It takes 45 minutes for 4 people to paint 5 walls.
Molodets [167]

4 people x 45 minutes = 180 minutes total to paint 5 walls

180/5 = 36 minutes of man work per wall

36 * 4 walls = 144 total minutes

144/6 people = 24 minutes total


4 0
3 years ago
In a group of 30 people, 9 people study French and 14 people study Spanish. Seven people study both French and Spanish.
Shtirlitz [24]
Or means not both
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proabblity=desiredoutcmes/totalpossibe
desired=16
total=30
so 16/30=8/15 is the probablity
3 0
3 years ago
Read 2 more answers
Tanner is preparing dinner plates. He has 36 pieces of chicken and 16 rolls. If he wants to make all the plates identical
kherson [118]

Answer:

4

Step-by-step explanation:

First, we find the greatest common factor of 36 and 16.

36 = 2^2 * 3^2

16 = 2^4

GCF = 2^2 = 4

He can make 4 plates.

5 0
3 years ago
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