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Zarrin [17]
3 years ago
14

Find the value of a. 19 in a 99 in Perimeter 238 inches

Mathematics
1 answer:
Sonja [21]3 years ago
6 0

Answer:

the answer is 60 inches

Step-by-step explanation:

you have to subtract the perimeter and the numbers that are shown after you add them

238-118= 120 then you have to divide that in half wich =60.

so (A)= to 60 inches.

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How do I round 47.999 to the nearest hundredth?
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Answer:

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Step-by-step explanation:

47.999

The number in the thousands place is above 5, so add 1 to the digit in the hundreds places

47.90 + 0.09+0.01

47.9+0.1

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Please help!!<br> Each pair of polygons is similar. Find the value of x.
Simora [160]

Answer in fraction form: x = 55/4

Answer in decimal form: x = 13.75

Both forms are equivalent, but they say it in a slightly different way.

===========================================================

Work Shown:

AC/QY = CD/YW

(x+5)/15 = 5/4

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

Explanations:

  • The first step is possible because the polygons are similar. Similar figures have their corresponding sides be in the same proportion or ratio. Note how side AC has the double red angle (at point A) and a single red angle (point C). The side QY has the same idea in the same order. This is why AC corresponds to QY. The ratio AC/QY is the same as CD/YW.
  • In the second step, I plugged in the expressions that the diagram shows. This is the substitution property.
  • On step 3, I cross multiplied. The general format is A/B = C/D cross multiplies to A*D = B*C.
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Answer:

  see attached

Step-by-step explanation:

Here's your worksheet with the blanks filled.

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