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Rom4ik [11]
3 years ago
15

What is equivalent to 3(5+4)

Mathematics
1 answer:
Elden [556K]3 years ago
4 0

Answer:

27

Step-by-step explanation:

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the diameter of a cylindrical construction pipe is 4 ft. if the pipe is 19 ft long, what s it’s volume?
choli [55]

Answer:

76\pi or 238.76 units^{3}

Step-by-step explanation:

The volume of a cylinder is V = \pi r^{2} h

Here the radius is  r = \frac{1}{2} d = \frac{1}{2}(4)=2

The height is given as 19 ft

Then plug in all the numbers into the equation

V = \pi (2^{2})(19) = 76\pi = 238.76 units^{3}

3 0
3 years ago
Find the value of x.
Novay_Z [31]

Answer:

x = 50°

Step-by-step explanation:

Angles in a quadrilateral add to 360°

First work out the interior missing angle

360° - ( 40° + 80° + 110° ) = 130°

Angles on a straight line add to 180° so

180° - 130° = 50°

8 0
3 years ago
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A 2-column table with 5 rows. The first column is labeled x with entries negative 3, negative 2, 0, 2, 3. The second column is l
pashok25 [27]

Answer

-15

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6 0
3 years ago
If y varies directly with x. and y=10 when x=5.6, find the value of y when<br> X=3
Nady [450]

Answer: 5.3571

Step-by-step explanation:

The formula used to calculate direct proportion is: y = kx

We will find the constant of proportionality when y=10 and x=5.6. This will be:

y = kx

10 = 5.6k

k = 10/5.6

k = 1.7857143

The value of y when X=3 will be:

y = kx

y = 1.7857143 × 3

y = 5.3571

3 0
2 years ago
Help me this is important
Karolina [17]
The third option is correct
7 0
3 years ago
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