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Furkat [3]
3 years ago
14

Find the surface area of the cone whose radius and height are 2cm and 4cm respectively

Mathematics
1 answer:
Mademuasel [1]3 years ago
8 0

Answer: Surface area of the cone is 40.85cm^2

Step-by-step explanation:

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Is 14.875 a irrational number?
Tresset [83]

Answer:yes

Step-by-step explanation:it is

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4 years ago
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Imani earned $24 in interest after four years on an account that paid 6% simple interest annually. Use the formula 1 - Prt to fi
ZanzabumX [31]

Answer:

$5.76

Step-by-step explanation:

Prinkpal balance = $24^4^6% =5.76

5 0
3 years ago
5 times the complement of an angle is 15 more than two times the supplement of the angle. Find the angle,
USPshnik [31]

Answer:

The angle measures 25°; the complement measures 65°; the supplement measures 155°.

Step-by-step explanation:

The sum of the measures of two complementary angles is 90.

If the angles measure x and y, then x + y = 90.

Given angle x, then y = 90 - x.

The sum of the measures of two supplementary angles is 180.

If the angles measure x and y, then x + y = 180.

Given angle x, then y = 180 - x.

Let the angle be x.

Its complement is 90 - x.

Its supplement is 180 - x.

5(90 - x) = 2(180 - x) + 15

450 - 5x = 360 - 2x + 15

-3x = -75

Angle: x = 25

Complement: 90 - x = 90 - 25 = 65

Supplement: 180 - x = 180 - 25 = 155

Answer: The angle measures 25°.;, the complement measures 65°; the supplement measures 155°.

8 0
3 years ago
What is an equation for the line through (11,-21) with undefined slope​
Andreyy89

Answer:

x=11

Step-by-step explanation:

An undefined slope is a vertical line on a graph. This means it isn't equal to a y-value, but rather an x-value instead. All values of y work for this function, just as long as the x-coordinate is 11.

3 0
3 years ago
True or false <br><br> A chance event with probability 1 is certain to happen
Gnesinka [82]

Answer:

True, since 1 is 1/1, which is 100%

<em>Hope that helps! :)</em>

Step-by-step explanation:

7 0
3 years ago
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