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jeka57 [31]
2 years ago
9

CAN SOMEONE HELP ME WITH THIS PLZ! <3

Mathematics
2 answers:
Anestetic [448]2 years ago
7 0
The answer is D because to calculate circles area you multiply pi by the radius multiplied by two
coldgirl [10]2 years ago
6 0

Answer:

D. A = πr^2

Step-by-step explanation:

The formula of the area of a circle is <u>A = πr^2</u>.

You might be interested in
2 wholes and 3/12 + 3/? = 2 wholes and 5/8 .what is the missing number ?
Sladkaya [172]
Basically you know that the 2 wholes from both sides cancel out.

Set up the equation, 5/8 = 3/12 + 3/x

3/x =  5/8 - 3/12

Set them to have a common denominator, 3/x = 15/24 - 6/24

3/x = 9/24

Simplify 9/24 and you will get 3/8

3/x = 3/8

Obviously this means x = 8


6 0
3 years ago
a survey of students at a university shows that 3 out of 5 drink coffee. of the students who drink coffee, 1 out of 8 adds cream
Alex

Answer:

900 students

Step-by-step explanation:

3/5 of 12,000 = 7,200 who drink coffee

1/8 x 7,200 = 900 who drink coffee with cream

3 0
3 years ago
This soda can is going to be made from aluminum. How many square centimeters of aluminum are needed if the radius r = 3.5 cm and
kari74 [83]

208.81 square centimeters of aluminium are needed

<em><u>Solution:</u></em>

Given that,

Radius = 3.5 cm

Height = 6 cm

We have to find the square centimeters of aluminum needed

So we have to find the surface area of cylinder

<em><u>The surface area of cylinder is given by formula:</u></em>

A = 2 \pi r(h+r)

Where "r" is the radius and "h" is the height of cylinder

<em><u>Substituting the values we get,</u></em>

A  = 2 \times 3.14 \times 3.5 \times (6+3.5)\\\\A = 21.98 \times 9.5\\\\A = 208.81

Thus 208.81 square centimeters of aluminium are needed

8 0
3 years ago
QUICK HELP!!!!!!!!!!!!!!!!
JulijaS [17]

Answer:

Its C im pretty sure. Also loveee your pfp!

3 0
3 years ago
What is the negative GCF for-3x -18?
Debora [2.8K]

Answer:

-3

Step-by-step explanation:

GCF = greatest common factor

What is in common with 3x and 18? They are both multiples of 3.

3 times x = 3x

3 times 6 = 18

However, it is -3x and -18

So we can add a negative sign in front of the 3

Therefore, the GCF is -3.

I hope this helped and please mark me as brainliest!

6 0
2 years ago
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