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Artist 52 [7]
2 years ago
8

Mary rounds these numbers to the nearest hundred. Which number does she round to 400? Choose all that apply. A) 351. B) 369 C).

401. D) 413. E) 448
Mathematics
1 answer:
natulia [17]2 years ago
7 0

Answer:

401

Step-by-step explanation:

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A pile of sand has a weight of 90kg the sand is put into a small bag and a medium bag and a large bag in the ratio 2:3:7
Finger [1]
90kg of sand had been puted in 3 bags but in 2+3+7=12 parts.
90kg/12=7.5kg
Small bag has 2 parts which is 7.5kg*2=15kg
Medium bag has 3 parts which is 7.5kg*3=22.5kg
Large bag has 7 parts which is 7.5kg*7=52.5kg
2:3:7=15kg:22.5kg:52.5kg
15kg+22.5kg+52.5kg=90kg
3 0
3 years ago
What is the length of the hypotenuse?
ch4aika [34]

Answer:

55.866 ft

Step-by-step explanation:

Use Pythagorean Theorem:

a² + b² = c²

(39)² + (40)² = c²

3121 = c²

Square root of both sides

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Hope this helps

6 0
2 years ago
Can some help me pls find the angle measure for each one
Marianna [84]

Answer:

1 = 140 2 = 70

Step-by-step explanation

1 is 140 because it is the same as 140 and 2 is 70 because it is the same angle as 70.

8 0
3 years ago
Read 2 more answers
Convert 12.4 hours to hours and minutes.​
Katen [24]

Answer:

12.4=12 hours and 24 minutes

Step-by-step explanation:

4 0
3 years ago
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On a unit circle, the vertical distance from the x-axis to a point on the perimeter of the circle is twice the horizontal distan
zalisa [80]

Answer:

(2√5)/5

Explanation:

CHECK THE ATTACHMENT BELOW FOR DETAILED EXPLATION

From the question we can deduced that the vertical distance from the x-axis to a point on the perimeter of the circle is twice the horizontal distance, we can say that the y-coordinate, is twice of the horizontal, then let call the horizontal "y", the vertical would be 2y.

from the attachment the question on the unit circle is interpreted using a figure,then, hypotenuse was first calculated

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3 years ago
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