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SSSSS [86.1K]
2 years ago
7

10. If PQRS is a parallelogram, then P - R is:(a) 20(b) 30(c) 90(d) 0​

Mathematics
1 answer:
statuscvo [17]2 years ago
4 0

Answer:

d) 0

Step-by-step explanation:

P -R = 0

Because in parallelogram, opposite angles are equal.

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A house painter charges $14 per hour for the first 45 hours he works, time and a half for the 10 hours after that, and double ti
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Answer: $1,540

Step-by-step explanation:

Given the following amount charged by a worker :

First 45 hours = $14 per hour

time and half for the next 10 hours

Double time for all hours after that:

If he worked for 80 hours :

First 45 hours = (45 × $14) = $630

Next 10 hours:

Time and half for 10 hours is equivalent to (10 × 1.5) = 15 hours

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Double time for all subsequent hours :

80 - (45 + 10) = 80 - 55 = 25

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2 years ago
The process of using the same or similar experimental units for all treatments is called:______
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Answer:

replicating

Step-by-step explanation:

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2 years ago
A rectangle’s length is 2 units more than twice its width. Its area is 40 square units. The equation w(2w + 2) = 40 can be used
barxatty [35]
I hope this helps you

5 0
2 years ago
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Given a rectangular pyramid and a rectangular prism that have the same base and same height, how do their volumes compare? If th
Luden [163]
We know that
volume of <span>a rectangular prism =B*h------> equation 1
where
B is the area of the base
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where
</span>B is the area of the base
h is the height 
<span>
substitute equation 1 in equation 2
</span>volume of a rectangular pyramid=(1/3)*volume of a rectangular prism
<span>
the answer part a) is
</span>volume of a rectangular pyramid=(1/3)*volume of a rectangular prism
<span>
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the answer part b) is
<span>If the pyramid was filled with water, the prism would only fill 1/3 of its volume

Part c) </span><span>Name another pair of three-dimensional objects that have a relationship similar to this

cones and cylinders

</span>volume of a cylinder =B*h------> equation 1
where
B is the area of the base
h is the height <span>

</span>volume of a cone=(1/3)*B*h-----> equation 2
where
B is the area of the base
h is the height 

substitute equation 1 in equation 2
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4 0
2 years ago
jim says that the output of the floor function is the number before the decimal point in the input. For what domain is Jim’s sta
Mila [183]

Jim’s statement is correct for all numbers greater than or equal to 0. It does not work for negative numbers. For example, the floor of –3.5 is –4, where –4 is not equal to –3, the number before the decimal point. Hope this helps!

Thanks!

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7 0
2 years ago
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