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Mariana [72]
4 years ago
9

Someone help me solve this step by step and please answer within 20 minutes

Mathematics
2 answers:
ollegr [7]4 years ago
7 0

Answer:

< 1 \: and < 2 = 180 \\ 180 - 45 = 135 \\ also \: \:  \:  135 + (3x + 5) = 180 \\ 3x = 40 \\ x =  \frac{40}{3}  \\ x = 13 \ \frac{1}{3}

Or at least there is very easy solution:

< 1  =

The answer of x is:

13 \ \frac{1}{3}

Good luck!

Intelligent Muslim.

Natalka [10]4 years ago
3 0

Answer:

x=40/3

Step-by-step explanation:

1. measure of angle 1 and measure of angle 6 are congruent

Reason: vertical angles

(other way: measure of angle 1 is 45 so measure of angle 2 is 135.

using this you can also see that they are congruent)          

2. 3x+5=45

Reason: algebra and substitution

This is kind of a statement and reason if you are trying to do a formal proof.

Hope it helps and if I am right could you please give a brainliest?

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joe has a cylindrical glass jar that he wants to fill completly with apple juice. This jar has a diameter of 4 inches and a heig
KonstantinChe [14]

Answer:

  V = πr²h

Step-by-step explanation:

The formula for the volume of a cylinder is ...

  V = πr²h

where V is the volume, r is the radius, and h is the height of the cylinder.

_____

<em>Comment on the formula</em>

This is a specific version of the formula for any sort of "prism" with parallel bases and a uniform cross section (parallel to the bases). The volume of such a figure is computed as ...

  V = Bh

where B is the area of the base and h is the perpendicular distance between the parallel bases. Here, the base is a circle, so has area formula ...

  B = πr²

Filling this into the volume formula gives ...

  V = πr²h . . . . . as above

8 0
4 years ago
A tennis ball has a radius of 6.7 centimeters. What is the volume of a tennis ball? Use 3.14 for pi. Round your answer to the ne
ANEK [815]

Answer:

The answer would be B) 1259.19 cm3

4 0
3 years ago
Read 2 more answers
ASAP! what is 5x^2-18x+9????
netineya [11]

Answer:

(x - 3)(5x - 3)

Step-by-step explanation:

Assuming you require the expression to be factorised.

Given

5x² - 18x + 9

Consider the factors of the product of the coefficient of the x² term and the constant term which sum to give the coefficient of the x- term.

product = 5 × 9 = 45 and sum = - 18

The factors are - 15 and - 3

Use these factors to split the x- term

5x² - 15x - 3x + 9 ( factor the first/second and third/fourth terms )

= 5x(x - 3) - 3(x - 3) ← factor out (x - 3) from each term

= (x - 3)(5x - 3) ← in factored form

7 0
4 years ago
Read 2 more answers
Last year 40 people adopted a manatee through fia's foundation. This year 30% more people adopted a manatee. How many people ado
Natali [406]

____________________________________________________

Answer:

Your answer would be 52 people.

____________________________________________________

Step-by-step explanation:

To solve a problem like this, we would want to find out the TOTAL amount of people after figuring out how much increased.

In the question, it is saying that there was a 30% increase from the 40 people that adopted a manatee last year.

There are two ways to solve this:

First way to solve this, we would need to figure out how much is 30% of 40.

To do that, we would multiply 40 by 0.30

40 × 0.30 = 12

Now we found how much 30% of 40 is. What we have to do now is add 40 and 12 to get the total amount of people that adopted a manatee this year.

40 + 12 = 52

Second way to solve it:

This is probably the more faster way to solve the question like this. We know that the increase was 30%, and that last years number was 40. So we would multiply 40 by 1.3

40 × 1.3 = 52

The second way is probably more quicker than the first, but it's your choice on which way you want to use. They both will give you the same answer at the end.

Your FINAL answer would be 52 people.

____________________________________________________

4 0
4 years ago
Using the BOX and WHISKER above, what is the LOWER QUARTILE of the information?
kifflom [539]

Answer:

Lower Quartile is 8 according to the diagram.

6 0
2 years ago
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