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3 years ago

When is it helpful to use simpler numbers to solve a problem

Mathematics

1 answer:

never [62]3 years ago

8 0

Probably if the equation has a lot of decimals

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The radius of the Earth is roughly twice the radius of the planet Mars. Raj claims that the volume of the Earth must therefore b

Volgvan

The claim is incorrect. Treating the planets as basic spheres, the formula of the volume of a sphere states that volume = (4/3)(pi*r^3), where r is the radius. Since r is raised to the power of three, then doubling the radius would result in a volume that is 8 times larger than the original.

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3 years ago

Find the coordinate of the midpoint of GH with endpoints G(-5,4) and H (-5,8)

Yuri [45]

Answer:

(-5,6)

Step-by-step explanation:

G(-5,4)=(x1,y1)

H(-5,8)=(x2, y2)

midpoint=?

now,

(x,y)= x1+x2/2 y1+y2/2

-5-5/2 4+8/2

-10/2 12/2

-5 6

therefore the co ordinates of midpoint are(-5,6)

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3 years ago

NEED HELP ASAP WILL GIVE MEDAL FOR CORRECT ANSWER

Sati [7]

Answer:

The correct option is c.

Step-by-step explanation:

It is given that Judy completes a puzzle by herself, it takes her 3 hours.

The part of puzzle completed by Judy in one hour is $\frac{1}{3}$ .

Rate is a part of word done by a person in one unit of time.

It means the Judy's rate to complete the puzzle is $\frac{1}{3}$ .

Therefore the correct option is c.

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3 years ago

SOLVE, GRAPH AND CHECK:<br> 6(4- x) < 12

jeka57 [31]

Answer:

The answer is : x > 2

5 0

3 years ago

= Knowledge Check Carmen gave $1.39 to one friend and $2.31 to another friend. Find the total amount Carmen gave to the two frie

Anna71 [15]

Answer:

3.71

Step-by-step explanation:

Add the money.....

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3 years ago