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disa [49]
2 years ago
14

Answer each question using ratios.

Mathematics
1 answer:
Gnom [1K]2 years ago
5 0

Answer:

B) 42:28

Step-by-step explanation:

First, let's get 12:18 simplified to make it easier to compare:

12:18 -> 4:6 - > <u>2:3</u>

Now let's check it against all the options:

A) 20:30 -> 2:3 and 2:3 = 2:3

Not our answer as it is congruent (equal too, the same as, etc)

B) We can see that the first number is larger than the second number, so without doing too much math we can see this is our answer!

42:28

(it simplifes to 6:4 -> 3:2)

(we do not have to do the following as we already have an answer, but here is the math)

C) 4:6

4:6 ->

2:3 = 2:3

D) 2:3

2:3 = 2:3

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andrew11 [14]
16.79+28.49=45.28

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4 0
3 years ago
The length of the base of an isosceles triangle is x. The length of a leg is 2x-6. The perimeter of the triangle is 38. Find X
Norma-Jean [14]

Answer:

x = 10

Step-by-step explanation:

Perimeter of a triangle = the sum of the three sides.    

In an isosceles the legs are equal (2x - 6) and the base is x

Perimeter = (x) + (2x - 6) + (2x - 6)

          38  = 5x - 12

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              \frac{50}{5} = \frac{5x}{5}

               10 = x

   

8 0
3 years ago
I need to know how to balance the scales it says ''Make the scales balance by using addition and subtraction to find in the miss
kramer

This would be much, much, much easier if you told us
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The idea (probably) is that the scale is balanced when
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3 years ago
Which section of the function is decreasing?
Allisa [31]

Answer:

A

Step-by-step explanation:

A section is decreasing

8 0
3 years ago
Another easy question pls answer​
timama [110]
Always true, 90+90=180
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2 years ago
Read 2 more answers
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