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Otrada [13]
3 years ago
6

How to solve proportions

Mathematics
1 answer:
Delicious77 [7]3 years ago
6 0

Step-by-step explanation:

stating the ratios as fractions, setting the two fractions equal to each other, cross-multiplying, and solving the resulting equation

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Figure PQRS is a parallelogram. The expressions represent the measures of the angles in degrees. Parallelogram P Q R S is shown.
ch4aika [34]

Answer:

20°

Step-by-step explanation:

the sum of the angles gives 180°

20+2x+6x=180

20+8x=180°

8x=180-20

x=160°÷8°

x=20°

thank you!

7 0
3 years ago
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Order these fractions from least to greatest 6/8, 3/8, 5/8
Bess [88]

Answer:

3/8, 6/8, 5/8

Step-by-step explanation:

that is the right answer

8 0
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Work out the circumference of this circle take pi (3.142) and give your answer to one decimal place the diameter is 9m
bulgar [2K]

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3 years ago
If x2 = 30, what is the value of x? (5 points)
marshall27 [118]

Answer:

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Step-by-step explanation:

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6 0
3 years ago
What is the value of 10×+z=150<br>​
JulijaS [17]

Answer:

<h2><u><em>15</em></u></h2>

Step-by-step explanation:

what is the value of 10×+z=150

10× (+z) = 150

10 × z = 150

z = 150 : 10

z = 15

-----------------------

check

10 × 15 = 150

the answer is good

8 0
2 years ago
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