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uranmaximum [27]
2 years ago
15

COMPETE Answer as a dec 2.8+7.22 DONE

Mathematics
1 answer:
Vadim26 [7]2 years ago
3 0

Answer:

Hi, there my name is 1frogaroni and I will be helping you out today!

Step-by-step explanation:

The answer to your question is 10.02.

2.8+7.22

=2.8+7.22

=10.02

You must simplify. if this helped I would be happy to get brainliest in order for me to rank up.

Have a great day!

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If the volume of a cube is 729cm^3, what is the surfface area.<br><br> Thanks!!
bezimeni [28]

Answer:

486cm^2

Step-by-step explanation:

cube volume: 729cm^3

cube faces count: 6

How you calculate square area:

s(cm) * s(cm) or just s^2(cm^2)

s = side length

If you want to find out the side length of a cube by its volume. Then simply just remove the ^3 by taking the cubic root (also written ^(1/3))

729^(1/3) = 9

then just calculate the area like i showed earlier:

(9cm)^2 = 81cm^2

But that is only one side of a cube's 6 sides, so multiply by 6:

81cm^2 * 6 = 486cm^2

Hope i could help :D

Dont be scared to ask me questions..

4 0
2 years ago
3. Mrs. Smith's class took a survey and found that 9 of 13 students prefer two scoops of ice cream versus one scoop of ice cream
Murljashka [212]
9/13=x/104
9•104=13x
936=13x
X=72
3 0
2 years ago
A mountain climber started at 150 feet below sea level. What would he
Ber [7]

Answer:

3150 feet for both

Step-by-step explanation:

correct?

4 0
2 years ago
The value of t can be determined by using the expression 2.75s. Which table represents the relationship between the values of t
ad-work [718]
This isn't a table, but you can easily make it into one.

s          t
-2     -5.5
-1      -2.75
0         0
1        2.75
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6 0
3 years ago
Read 2 more answers
If 10 miles is about 16 kilometers and the distance between two towns is 45 miles, use a ratio table to find the distance betwee
Marizza181 [45]

Answer:

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Step-by-step explanation:

10 miles =16km

45milrs=x km

xkm= 16*45/10

=72km

6 0
3 years ago
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