We just started learning this today so if anyone can help me that would be cool

Mathematics

1 answer:

Goshia [24]2 years ago

6 0

#1 144÷9 = 16 so 16 mi per gallon

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6 divided by 1 5/16

kkurt [141]

1 7/8 is the answer

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If the mass of a proton is 2.34 × 10–14 grams, what is the mass of 1,000 protons?

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The answer is 2.34 x 10-11 g

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A Pest control company sprays insecticide around the perimeter of a 180 ft by 180 ft building. If the spray costs $.11 per foot,

andreev551 [17]

P = 4a.....this is the perimeter of a square
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CHECK MY ANSWERS SOMEONE

Galina-37 [17]

Option A is correct.

Step-by-step explanation:

We need ti identify the radius of circle.

The radius of circle is a length of the line from center of the circle to anywhere on the edge of circle. It is also shown in the figure attached.

From the given options, only FE is the line that goes from center of circle to the edge of circle. So, FE is the radius of the circle.

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Keyword: Radius of circle

Learn more about Radius of circle at:

#learnwithBrainly

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2 years ago

How to Factor r^2-5r-14

12345 [234]

Answer:

(r-7)(r+2)

Step-by-step explanation:

First, let's look at the -14. Possible factors for that number are (-2, 7) (2, -7) (1, -14) and (-1, 14).

Now, let's look at the -5. How can we make -5 with the pairs that we just found?

The only possible way is 2 and -7 (added together equals -5)

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