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____ [38]
3 years ago
14

Which one is the right one? Help me please.

Mathematics
1 answer:
frez [133]3 years ago
4 0

Answer:

90 km/h

Step-by-step explanation:

To solve this problem you first need to convert minutes to hours since the unit is km/h. Doing this we get half an hour (1 hour=60 mins so you divide 30 by 60) after converting you simply divide 45 by 1/2 or .5 to get the answer.

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Can someone please help me on this
wlad13 [49]

Answer:

15.7 inches

Step-by-step explanation:

A clock is a circle .  It tells us that the radius of the circle is 2.5 inches, and it is asking for the circumference.  Therefore, we can use the equations for a circle to solve for the circumference.

Circumference=2\pi r\\C = 2 \pi (2.5)\\C = 15.708

3 0
2 years ago
Х+ Зу = 6<br> бx — бу = 4
Sloan [31]

Answer:

the first one is x= 6-3y or if you are going to solve with the y it will be y =2 - x/3

the second one if you are solving for x it will be x= 2/3 + y if you are solving for y it will be x = 2/3 + x

Step-by-step explanation:

hope this helps

8 0
3 years ago
Read 2 more answers
ryan takes a 30 centimeter by 72 centimeter sheet of paper and cuts from one corner of the paper to diagonally opposite corner.
nikklg [1K]

Answer:

178

Step-by-step explanation:

Use Pythagorean Theorem to find the Hypotenuse

30^2+72^2=78^2

Use perimeter formula

a+b+c

38+72+30

3 0
3 years ago
Read 2 more answers
A sedan will drive ten miles north, 15 miles east, 13 miles south, 15 miles west, and 22 miles north. The sedan gets 20 miles pe
larisa [96]
You would have enough gas to go another 25 miles
3 0
3 years ago
10. Please help. What is the length of ED⎯⎯⎯⎯⎯⎯⎯⎯?
DedPeter [7]

Answer:

The correct value is 12.

7 0
3 years ago
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