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ivolga24 [154]
2 years ago
7

Select the correct answer.

Mathematics
1 answer:
GuDViN [60]2 years ago
8 0

The surface area of the pencil is the amount of space it covers

The surface area of the pencil is 61 square centimeters

<h3>How to determine the surface area?</h3>

The given parameters are:

H = 20 cm

L = 0.5 cm

The surface area (SA) is then calculated as:

SA = 6LH + 3\sqrt 3L^2

This gives

SA = 6 * 0.5 * 20 + 3\sqrt 3 * 0.5^2

Evaluate the sum

SA = 61

Hence, the surface area of the pencil is 61 square centimeters

Read more about surface area at:

brainly.com/question/6613758

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In ΔTUV, the measure of ∠V=90°, the measure of ∠T=11°, and TU = 30feet. Find the length of UV to the nearest tenth of a foot.
marshall27 [118]

Send us a pciture and we will be able to answer

3 0
3 years ago
Please help I don’t understand.
Lina20 [59]
You can work out c first. That's probably the key to the whole problem.
The adjacent side to a 60o angle is 1/2 the hypotenuse
The hypotenuse in this case = 4 Sqrt(3)
Then c = 1/2 (4 sqrt(3)) 
c = 2 sqrt(3) That means d is not true.

Next work out a.
a is in the same triangle as c and the hypotenuse.
a^2 + c^2 = hypotenuse^2
a = ??
c = 2 sqrt(3)
h = 4 sqrt(3)
a^2 + (2 sqrt(3))^2 = (4 sqrt(3))^2
(sqrt(3))^2 = 3
a^2 + 4 * 3 = 16 * 3
a^2 + 12 = 48
a^2 = 48 - 12
a^2 = 36
a = 6

Now we need to work out d
The side opposite and the side adjacent  are equal when opposite a 45o angle in a right angle triangle
d = 6


The last thing to work out is be
a = 6
d = 6
c = ???

a^2 + d^2 = c^2
6^2 + 6^2 = c^2
c^2 = 72
c = sqrt(72)
c = sqrt(6*6*2)
c = 6 sqrt(2)

The answer should be B??? Check this out.
4 0
3 years ago
Which is the graph of x – y = 1?
Volgvan

Answer:

Step-by-step explanation:

Hope you can see it.

6 0
3 years ago
You have 4/6 cup of cocoa in your cupboard. A recipe for cookies calls for
marysya [2.9K]

Answer:

4/15 cocoa would be left if we made cookies

Step-by-step explanation:

4/6- 2/5

= 4(5)- 2(6)/30

= 20-12/30

=8/30

=4/15

8 0
3 years ago
Slope = - 3/5 ; y- intercept = 4 <br> Has to be written in slope intercept form :)
elena-14-01-66 [18.8K]

The answer in slope intercept form is:   y = -3/5x + 4

8 0
3 years ago
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