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elixir [45]
3 years ago
9

Suppose the radius of a circle is 2, What is its diameter?

Mathematics
2 answers:
zavuch27 [327]3 years ago
6 0
4...diameter is twice the radius

BARSIC [14]3 years ago
4 0
It is 4 because the diameter is twice longer than the radius!
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Kelly made a blueberry pie. After measuring the pie tin, Kelly calculated it has an area of 78.5 square inches. What is the pie
Lostsunrise [7]

Answer:

The radius is 5 in

Step-by-step explanation:

The area of a circle is given by the formula

A = pi *r^2

We know the area  = 78.5 in^2   (volume would be in^3   area is in^2)

78.5 = 3.14*r^2

Divide each side by 3.14

78.5/3.14 = 3.14/3.14*r^2

25 = r^2

Take the square root of each side

sqrt(25) sqrt(r^2)

5 =r

6 0
3 years ago
The table below shows the number of tickets sold per
andrew11 [14]

Answer:

102 tickets

Step-by-step explanation:

start by adding

Mon 198

Tues 96

We'd 204

then you would get 498 and max people that can fit in the gym is 600 so then you would subtract 600-498 and get 102 so the maximum amount of tickets they can sell on Thursday is 102 tickets

4 0
3 years ago
Which of the following expressions represents the expanded version of the expression
maxonik [38]

Answer:

4th option

Step-by-step explanation:

7x(8x² - 4y² + 3y - 5) ← multiply each term in the parenthesis by 7x

= 56x³ - 28xy² + 21xy - 35x

4 0
3 years ago
PLZ HELP ME WITH THIS ONE ALSO :)
Norma-Jean [14]

Answer:

9 \times  \sqrt{3 }

Step-by-step explanation:

x =  \cos(30)  \times 18 \\ x = 9 \sqrt{3}

5 0
3 years ago
Find the area of this triangle
VARVARA [1.3K]
The answer is 308 by multiple
5 0
3 years ago
Read 2 more answers
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