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TEA [102]
3 years ago
6

Help anyone I’ll appreciate it thank you

Mathematics
1 answer:
Tomtit [17]3 years ago
4 0

Answer:

150

Step-by-step explanation:

the total angle of a flat line is 180

since one side is 30 180-30 is 150

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If the mass of a proton is 2.53 x 10^-37 gram, what is the mass of 1,000 protons
Dmitrij [34]
We can solve this problem by the rule of three.

1000 protons=10³ protons

1 proton------------------2.53*10⁻³⁷g
10³ protons----------   x

x=(10³ protons  *   2.53*10⁻³⁷) / 1 proton=2.53*10⁻³⁷⁺³ protons=
=2.53*10⁻³⁴ protons

answer: 2.53*10⁻³⁴ protons
3 0
3 years ago
What is the slope of the line that passes through the points (4, 5) and (12, 7)?
blondinia [14]

Answer:

1/4

Step-by-step explanation:

To find slope, we use the formula rise over run (y2-y1 over x2-x1)

So first, our y's: 7-5=2

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2 years ago
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jeka57 [31]

Answer:

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Step-by-step explanation:

7 0
2 years ago
Which expression is equivalent to -3(4c-2) -2c
sergeinik [125]

Answer:

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Step-by-step explanation:

We need to find the equivalent expression for -3(4c-2) -2c.

First we open the brackets as follows :

-3(4c-2) -2c

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So, the equivalent expression is -14c+6.

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