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lys-0071 [83]
3 years ago
9

I need with #10, please?

Mathematics
1 answer:
777dan777 [17]3 years ago
4 0

Answer:

h=7ft

Step-by-step explanation:

sinФ=opposite/hypotenuse

sin45°=5/h

0.71=5/h

multiply via by h

0.71h=(5/h)h

h cancel h it remains 5

0.71h=5

divide through by 0.71

0.71h/0.71=5/0.71

h=7.04ft

h=7ft approximately



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Effectus [21]

The answer would be 3.8.

So, to get 3 to 4, you would have to multiply 3 by something to get to 4. So you would divide 4 by 3 and get 1.3. So then you would divide 5 by 1.3 to solve for k, since k times 1.3 equals 5.

5 ÷ 1.3 = 3.8.

4 0
3 years ago
A store is located 10 miles from my house, it takes the average female 20 minutes to talk from the store back to her house. Why
grin007 [14]

Answer:

Because she may have been abducted by aliens and there time way is way slower than ours so 20 mins for them is like 15 years for ua, ao you should have her back in 3 years. Lemme get brainliest too

Step-by-step explanation:

8 0
2 years ago
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What is Greater 980 squared root or 4π^2
Rudik [331]

Answer:

The greater number is 4π^2.

Step-by-step explanation:

1) 4π^2 = 39.4784176044

2) \sqrt{980} = 31.304951685

4π^2 is greater.

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3 years ago
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Anna gets paid $8.75/hour working as a barista at Coffee Break. Her boss pays her $9.00/hour for creating the weekly advertiseme
vladimir1956 [14]

Answer:

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Step-by-step explanation:

just add 8.75 to 9.00 then multiply it by 25

8.75+9.00= 17.75 x 25= 443.75

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7 0
3 years ago
Carina begins to solve the equation -4 - 2/3x = -6 by adding 4 to both sides. Which statements regarding the rest of the solving
Andru [333]

Answer:

A.) After adding 4 to both sides, the equation is -\frac{2}{3}x=-2

C.) The equation can be solved for x using exactly one more step by multiplying both sides by -\frac{3}{2}

D.) The equation can be solved for x using exactly one more step by dividing both sides by -\frac{2}{3}

Step-by-step explanation:

The correct questions is as follows:

Carina begins to solve the equation -4-2/3x=-6 by adding 4 to both sides. Which statements regarding the rest of the solving process could be true? Check all that apply.

A.) After adding 4 to both sides, the equation is -2/3x=-2.

B.) After adding 4 to both sides, the equation is -2/3x=-10 .

C.) The equation can be solved for x using exactly one more step by multiplying both sides by -3/2.

D.) The equation can be solved for x using exactly one more step by dividing both sides by -2/3.

E.) The equation can be solved for x using exactly one more step by multiplying both sides by -2/3.

Given equation:

-4-\frac{2}{3}x=-6

To show the steps we will carry out in order to solve for x

Solution:

Solving for x

Step 1:

Adding both sides by 4

4-4-\frac{2}{3}x=-6+4

Thus, we get:

-\frac{2}{3}x=-2

Thus statement A is correct.

Step 2:

Multiplying both sides by -\frac{3}{2}

-\frac{3}{2}\times -\frac{2}{3}x=-2\times -\frac{3}{2}

Thus, we get:

x=3  [Two negatives multiply to give a positive]

This proves that statement C is correct.

Or Step 2:

Dividing both sides by -\frac{2}{3}

\frac{-\frac{2}{3}x}{-\frac{2}{3}}=\frac{-2}{-\frac{2}{3}}

Thus, we get:

x=-2\times -\frac{3}{2} [On dividing with a fractional divisor, we take reciprocal and multiply it with the dividend.]

x=3  [Two negatives multiply to give a positive]

This prove that statement D is correct.

5 0
3 years ago
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