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Arte-miy333 [17]
4 years ago
11

Alex usually runs for 21 hours a week,

Mathematics
1 answer:
wel4 years ago
5 0
Alex runs 21 hours a week.
Since, a week has 7 days, he runs, 21 hours in 7 days.
Now,
In 7 days, Alex runs 21 hours
In 1 day, Alex runs 21 / 7 hours
                            = 3 hours
In 3 days, Alex runs 3 * 3 hours
                           = 9 hours.
 
So, If he is unable to run for 3 days, he loses 9 hours of his training time.
 
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Find the length of x.​
krek1111 [17]
Answer

x = 7.5

Explanation

This is a case of similar triangles.
Similar triangles have bigger triangles which have sides which are multiples of smaller triangles sides.


We know that the adjacent side of the bigger triangle is 6 and for the smaller triangle it’s 4 so the constant factor by which the sides of the small triangle are multiplied to obtain the sides of the large triangle is

6/4 = 3/2

Since we know the hypotenuse of the smaller triangle is 5.

Multiply this by 3/2 to get the hypotenuse of the bigger triangle

3/2 • 5 = 7.5

Hope this helped
6 0
3 years ago
a local basketball court dimensions are 50 ft long, 20 ft wide, the court is lost square footage by 1/4. what are the new dimens
VikaD [51]
50x20=1000

1000x(1/4)=250

1000-250=750ft^2
3 0
3 years ago
A tram moved downward 9 meters per second for 54 seconds. What was the total change in the tram's elevation?
Lina20 [59]

Answer:

6

Step-by-step explanation:

6 0
3 years ago
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Gnesinka [82]

Answer:

Step-by-step explanation:

(-2\frac{1}{2},3\frac{1}{2})

Since, x-coordinate is negative and y-coordinate is positive, point will lie in the 2nd quadrant.

Answer is point P.

(-3, 6)

Point L represents the given coordinates.

(-4\frac{1}{2},2)

Point P represents the given coordinates.

(2\frac{1}{2},2\frac{1}{2})

Since, x and y coordinates are positive, point will lie in the 1st quadrant.

Point Q represents the given coordinates.

(-1\frac{1}{2},-3\frac{1}{2})

Since, both x and y coordinates are negative, point will lie in the 3rd coordinate.

Point R represents the given coordinates.

5 0
3 years ago
Need help finding the area
Andreas93 [3]

Answer:

the answer is 247.7 cm²

see the attachment photo!

5 0
2 years ago
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