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storchak [24]
3 years ago
9

A cube-shaped item needs to be painted. The item’s edge length is 2 cm. What is the total surface area that will be painted?

Mathematics
1 answer:
tensa zangetsu [6.8K]3 years ago
7 0
2*2= 4*6= 24 cm. squared (that's with the bottom painted) If you didn't want to paint the bottom it would be 20 cm. squared
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Ber [7]
A. 7x

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6 0
3 years ago
When a constant force acts upon an object, the acceleration of the object varies inversely with its mass. When a certain constan
vitfil [10]

Answer:

a = 6m/s^2

Step-by-step explanation:

Given

When mass = 4kg; Acceleration = 15m/s²

Required

Determine the acceleration when mass = 10kg, provided force is constant;

Represent mass with m and acceleration with a

The question says there's an inverse variation between acceleration and mass; This is represented as thus;

a\ \alpha\ \frac{1}{m}

Convert variation to equality

a = \frac{F}{m}; Where F is the constant of variation (Force)

Make F the subject of formula;

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F = 4 * 15

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When mass = 10kg; Substitute 60 for Force

F = ma

60 = 10 * a

60 = 10a

Divide both sides by 10

\frac{60}{10} = \frac{10a}{10}

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4 0
3 years ago
The answer ASAP I don’t understand this at all
RSB [31]

Answer:

T = 530N + 250

Step-by-step explanation:

For the first plan, Heather will deposit $250 and then save $135 per month.

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So if it is for 3months,

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t¹ = 135N + 250

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5 0
3 years ago
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MArishka [77]
46200000000.
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3 years ago
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Vlad1618 [11]

Answer:

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3 0
3 years ago
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