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Svetach [21]
2 years ago
13

Which one of the points A(5.2). B(6,-3) and C(4.7) is the mid-point of the other two? Check your answer by calculating two dista

nces.​
Mathematics
1 answer:
svlad2 [7]2 years ago
5 0

Answer:

A is the midpoint

Step-by-step explanation:

Given

A(5.2) B(6,-3) and C(4.7)

Required

Which is the midpoint

Midpoint is calculated using:

(x,y) = \frac{1}{2}(x_1+x_2,y_1+y_2)

Testing A as the midpoint, we have:

(5,2) = \frac{1}{2}(6+4,-3+7)

(5,2) = \frac{1}{2}(10,4)

(5,2) = (\frac{1}{2}*10,\frac{1}{2}*4)

(5,2) = (5,2)

<em>The above equation is true. Hence, A is the midpoint of B and C</em>

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Set up the ratio as fractions

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Then cross multiply the numbers and set up as a equation like this

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a metal worker has a metal alloy that is 20% copper, and another metal alloy that is 60% copper. How many kilograms (kg) of each
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NEED HELP!
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Answer:

588 english tst ok alright

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