MATHEMATICS MIDDLE SCHOOL

A jogger weighing 800 N is running along at a constant velocity of 6 m/s. What is the kinetic energy ofthe jogger?

Answers

Answer 1

Answer:

Step-by-step explanation:

KE = ½ mv²

KE = ½ (800 N / 10 m/s²) (6 m/s)²

KE = 1440 J

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What is the prime factorization of 400

Answers

The prime factorization of 400 is

2 x 2 x 2 x 2 x 5 x 5

In exponent form:

2^4 x 5^2

Hope this helps!

the prime factorization is 2x2x2x2x5x5

400
/  \
2 200
  /  \
2  100
   /  \
  2 50
  /  \
2  25
  /  \
   5  5

7000 pounds is how many tons

Answers

well 2,000 pounds is one ton. so it would be 3 tons and 1/2

7000 lbs equals 3.5 tons!
1 Ton equals 2000 lbs

The dragonfly is the fastest flying insect it can move at a speed of about 50 feet per second find the approximate time for a dragonfly to travel 400ft

Answers

Answer:

8 seconds

Step-by-step explanation:

400 divided by 50 is 8

Answer: 8 sec

Step-by-step explanation

50 = 1sec

50 + 50 = 100

50 + 50 + 50 + 50 = 200

You keep adding 50 until you reach 400

Every 50 you add is 1 sec so if you add eight 50’s it would be 400 and that would mean it takes him 8 seconds to travel 400ft

1.43 x (-19/37)
Explain.

Answers

$\boxed{1.43 * (\ -19)/(\ 37) =} \n\n \n \boxed{ (-27.17)/(37) \approx - 0.7343}$

$1.43x( (-19)/(37) )$ ⇒ $(1.43*(-19))/(37)$ ⇒ $(-27.17)/(37)$ ⇒ $0.734$

Draw a quadrilateral that have 4 sides,opposite sides equal ,and no sides are perpendicular?

Answers

Any parallelogram that's not a rectangle meets those qualifications.

Start with a rectangle made out of popsicle sticks or stiff wire.
Then sit on it. Lightly. Not enough to break it, just enough
to make it lean slightly out of shape to one side.

Since there are 12 tenths you need to regroup. you can regroup 12 tenths as 1 whole and 2 tenths

Answers

1 whole, 1 tenth, 10 ones = 12 tenths

Answer:

To regroup the tenths, we move the 10 in the 12 up a place value to the ones place. Then we keep the 2 in the tens place.

Hope it helped!

Other Questions

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Tina is making rectangular signs. Each poster has an area of 1800 square inches and the length is 30 inches more than the width. Find the length and width of her sign. If x represents the width of each sign, select all of the equations that could be used to solve this problem. 2(x)+2(x+30)=1800 (x+30)(x)=1800 x(30x)=1800 x(x+30)=1800 Part 2 Find the dimensions of each rectangular sign. width = inches length = inches

Geoff uses hexagonal tiles to create a tessellation pattern in his garden, as pictured below. What is the area of each tile?5.4 in.Aabout 32 in 2B. about 76 in 2about 180 in 2Dabout 64 in 2