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Readme [11.4K]
3 years ago
9

Which of the following expresses the coordinates of the foci of the conic section shown below?

Mathematics
1 answer:
sergiy2304 [10]3 years ago
3 0

Answer: I can’t solve (x+2)^2/64+(y-1)^2/81=1 but I solve (x+2)^2/64+(y-1)^2/81 it the same thing but I take out the =1

Step-by-step explanation: look at the picture and you see me answer, hope this help:)

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sanjay hockey team played 25 games each season they won 80% of there game. How many games did they lose
Contact [7]

Answer:

5 games

Step-by-step explanation:

Do 80% of 25 which would be 20 and then you can determine how many they lost so if they won 20 games and they have 25 games total then they lost 5 games.

3 0
3 years ago
Help please!!
IRINA_888 [86]
I think it’s QT EJ and HA
7 0
3 years ago
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Rachel mows 5 lawns in 8 hours. At this rate, how many lawns can she mow in<br> 40 hours?
expeople1 [14]

Answer: 25

Step-by-step explanation: 8*5=40, so multiply 5 by 5. Or, to put it another way:

5/8 = 25/40

8 0
3 years ago
Which is the equation of the linear model?
Zielflug [23.3K]
The answer is B. y =  0.75 + 2.25. because i've done this assement.

3 0
3 years ago
A triangular pyramid is cut by a plane. In which case is the cross section a quadrilateral?
Pie

Answer:

(D) is the right answer

Step-by-step explanation:

The cross section will be a quadrilateral when the intersecting plane forms a closed four sided polygon along with the pyramid.

A triangular pyramid has four faces.  So, to form four straight lines and therefore a quadrilateral, the intersecting plane must intersect all four faces.

A. In this case the plane will only intersect one side of the pyramid so four sided polygon can't be formed.

B. It will only intersect the two sides of the pyramid but the cross section will not be a quadrilateral.

C. In this case the plane will intersect three sides of the pyramid so the cross section will be a triangle not a quadrilateral.

D. In this case the plane intersects all the four faces forming a closed polygon of 4 straight lines so the cross section will be a quadrilateral.

So, the Correct Option is (D) : When the plane intersects the base and all three lateral faces of the pyramid, the cross section of the triangular pyramid will be a quadrilateral.


8 0
2 years ago
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