3 years ago

Whats the surface area of a cylinder when the radius is 4 and the height is 3

Mathematics

1 answer:

AfilCa [17]3 years ago

3 0

Answer:

a=175. 93

Step-by-step explanation:

A=2πrh+2πr2=2·π·4·3+2·π·42≈175.92919

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Which of the following sets of number does square of 121 NOT belong

madreJ [45]

Answer:

Step-by-step explanation:

Squaring 121 will still be a real number, a rational number, and an integer. Therefore, it is not an irrational number.

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3 years ago

A cube and the net for the cube are shown. <br><br> What is the surface area of this cube?

lozanna [386]

Ok, 6×25=150, since there are 6 sides, the answer is 150cm.

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3 years ago

There are 12 people in cafe. half of them are drinking coffee. How many people are drinking coffee?

enot [183]

The answer is 6 people.

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3 years ago

What is the opposite of real number

Dafna1 [17]

An <em>imaginary number</em>. The defining property of an imaginary number is that has the number i attached to it, where i² = -1.

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3 years ago

Read 2 more answers

Janie receives R150 pocket money per month. In the new year his mother increase his pocket money in the ratio 6:5. Calculate Jan

dimaraw [331]

Answer:

Janies' monthly pocket money is $180.

Step-by-step explanation:

Janies' adjusted monthly pocket money:

Initial pocket money = $150

Ratio of new pocket money = 6:5

Let his new pocket money be represented by x,

x:$150 = 6:5

$150 x 6 = x (5)

$900 = 5x

x = $\frac{900}{5}$

x = $180

Therefore, Janies' monthly pocket money is $180.

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3 years ago