4 years ago

The diameter of earth is 1.28 x 10^4 kilometers write this number in standard notation

Mathematics

2 answers:

sasho [114]4 years ago

6 0

Answer:

12800 km is the diameter of earth.

Step-by-step explanation:

1.28*10000

lana66690 [7]4 years ago

6 0

Answer: here you go...

Step-by-step explanation:

Original Number: 12,800

New Number: 1.2800

Decimal Count:1234

Remember, the notation is: a x 10b

a = 1.28

b = 4

Now the whole thing:

1.28 x 104

Check your work:

104 = 10,000 x 1.28 = 12,800

You might be interested in

A pair of new headphones cost $20 to make. They get marked up in price 250% by a retail store before they are sold. How much wi

yawa3891 [41]

Answer:

$50

Step-by-step explanation:

Change 250 to a decimal:

250/100 = 2.50

multiple the price by this decimal to find the new price:

$20 x 2.50 = $50

5 0

3 years ago

-0.2×-5/7<br><br>please can i have some help

Ksivusya [100]

Answer:

+1/7

Step-by-step explanation:

One approach to evaluating this would be to rewrite it as:

-2 -5

------ * --------- .

10 7 This reduces to:

--------- = +1/7

2(7)

8 0

4 years ago

Gabe rounds 9.456 to the nearest hundredth. Then, he rounds the result to the nearest tenth. Last, he rounds that result to the

larisa86 [58]

Answer:

390

Step-by-step explanation:

4 0

3 years ago

What is the answer to this question?

sweet [91]

The answer is 4 hope u get it

4 0

3 years ago

Read 2 more answers

1. Any linear inequality in one variable has a single-value solution like an equation.

kipiarov [429]

Please answer please please thank you

8 0

3 years ago