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larisa86 [58]
3 years ago
5

Name:

Mathematics
1 answer:
baherus [9]3 years ago
7 0

Step-by-step explanation:

(Explanation is above)

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The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of
AVprozaik [17]

Answer:

surface area of the cube is 96m² and the volume is 64m³

Step-by-step explanation:

Surface area of the cube = 6x²

x is the side length

Given

x = 4metres

Surface area of the cube  = 6(4)²

Surface area of the cube = 6(16)

Surface area of the cube  = 96m²

Volume of the cube = x³

Volume of the cube = 4³

Volume of the cube = 64m³

Hence the surface area of the cube is 96m² and the volume is 64m³

3 0
2 years ago
Point J is the midpoint of segment FG with endpoints F(1,4) and G(5,12). Point K is the midpoint of segment GH with endpoints G(
faltersainse [42]

Answer:

1 unit

Step-by-step explanation:

If point J is the midpoint of segment FG with endpoints F(1,4) and G(5,12), then its coordinates are

x_J=\dfrac{x_F+x_G}{2}=\dfrac{1+5}{2}=3\\ \\y_J=\dfrac{y_F+y_G}{2}=\dfrac{4+12}{2}=8

If point K is the midpoint of segment GH with endpoints G(5,12) and H(-1,4), then its coordinates are

x_K=\dfrac{x_G+x_H}{2}=\dfrac{5+(-1)}{2}=2\\ \\y_K=\dfrac{y_G+y_H}{2}=\dfrac{12+4}{2}=8

The measure of JK is

JK=\sqrt{(3-2)^2+(8-8)^2}=\sqrt{1^2+0^2}=1\ unit

3 0
3 years ago
A closed cylindrical tank had a diameter and height 7m what is the capacity of the tank
bezimeni [28]

Area of a cylinder is pi*r^2*h

The radius is half the diameter.

So the radius is 3.5

3.14*3.5^2*7=269.255 cubic meters.

3 0
3 years ago
Help me with this pls
forsale [732]

Answer:

hey! been a while since I've answered questions haha

typically I would put an explanation for my answers but this one's pretty straightforward so ¯\_(ツ)_/¯

a) mode is the number that occurs most often in a data set.

b) mean is the average or expected value in the data set

c) median is the value that lies in the midpoint in the data set.

4 0
2 years ago
Express 10 1/4 - 4 1/2 as a decimal
Ivahew [28]

Answer:

5.75

Step-by-step explanation:

10 1/4 = 10.25

4 1/2 = 4.5

10.25 - 4.5 = 5.75

4 0
3 years ago
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