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Leto [7]
3 years ago
10

A park near Raphael's home is shaped like a trapezoid. To find its area, Raphael walked along the short base and measured it. Th

en he walked at a right angle and measured the distance to the other side of the park. Finally he measured the long distance of the base. Use Raphael's measurements shown below to find the area of the park. Enter your answer in the box.
Mathematics
1 answer:
QveST [7]3 years ago
8 0

Answer:

A = h * (a + b) / 2

Step-by-step explanation:

Raphael measured all the measurements necessary to calculate the area of a trapezoid.

First, the short part that we will call "a", then when he walks at a right angle to the other side would be the height, which we will call "h" and lastly he measured the longest side which we will call "b"

The trapezium has as area:

A = h * (a + b) / 2

Therefore, although the problem does not give the values, it is only to replace the values as shown in the previous formula and it can be solved.

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Substitution doesn't work for this, but elimination does.

-6x-8y=-20 +6( x+6y=-6)

-6x-8y=-20 + 6x+36y=-36

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28y=-56

divide by 28 on both sides.

Y= -2

Then substitute y into one of the equations.

x+6(-2)=-6

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2 years ago
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Which number produces a rational number when added to 0.5
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Any number that you can completely write down on paper using digits ... and a fraction bar or decimal point if necessary ... is a rational number.  If you add it to 0.5, then the sum is another rational number.

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The sum of negative 5a and 3 is greater than 1.
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A survey found that 8 out of 10 parents approved of the new principal’s performance. If 4 parents name are chosen with replaceme
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Answer:

The probability is 0.044

Step-by-step explanation:

Step-by-step explanation:

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3 years ago
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3 years ago
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