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Sloan [31]
3 years ago
13

I need help please with this question

Mathematics
1 answer:
hjlf3 years ago
8 0

Answer:r=(-1)

Step-by-step explanation: With a slope of two, the line would go through the origin and it would be equal on the other side, therefore, (2,1) and (-2,-1) would be on the same line with a slope of 2

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A figure is dilated by a scale factor of 3. If the origin is the center of dilation, what is the image of a vertex located at (3
Elenna [48]

Answer:

a

Step-by-step explanation:

5 0
2 years ago
WRITE Which solid has a greater volume: cone with a base radious of 7 centimeters and a height of 28 centimeters or a pyramid Wi
Mumz [18]
The pyramid has a greater volume.
The volume of the cone is 1436.7 ( to 5 sf )
The volume of the pyramid is 1437.3 ( to 5 sf )
Both of them is 1440 when rounded off to 3 sf. However , the volume of the pyramid is greater.
( so sorry I can’t explain well but I hope it helps )
The solution is in the picture:) hope you understand better!! Sorry if It’s confusing

7 0
3 years ago
2-4a = 16<br><br> What is the solution
motikmotik
Answer:

a = -3.5

Explanation:

2 - 4a = 16

-4a = 14

a = -3.5
5 0
2 years ago
Read 2 more answers
3x-1=5x+10. and the X= -5 1/2
irga5000 [103]

Answer:

The answer is 1 or infinite solutions

Step-by-step explanation:

When you plug in the value of -5.5 into the equation, you will eventually end up with -17.5=-17.5, making the answer infinite or 1.

7 0
2 years ago
The 40th parallel of north latitude runs across the United States through Philadelphia, Indianapolis, and Denver. At this latitu
Ronch [10]

Answer:

793.25 mi/hr

Step-by-step explanation:

Given that:

The radius of the earth is = 3030 miles

The angular velocity = \dfrac{\pi}{12} rads

If a jet flies due west with the same angular velocity relative to the ground at the equinox;

We are  to determine the How fast in miles per hour would the jet have to travel west at the 40th parallel for this to happen.

NOW;

Distance s is expressed by the relation

s = rθ

s = 3030(\frac{\pi}{12} )

s = 793.25

The speed which depicts how fast in miles per hour the jet would have traveled is :

speed (v) = \frac{s}{t}

v = \frac{793.25}{1}

v = 793.25 mi/hr

Hence, the jet would have traveled 793.25 mi/hr due west at the  40th parallel for this to happen.

7 0
3 years ago
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