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3 years ago

7

I need help with geometry!!

1 answer:

bixtya [17]3 years ago

8 0

Answer:

1 - 178cm

2 - 1,039.2 m

Step-by-step explanation:

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(6,3*10^-2)÷(2,1*10^4

nexus9112 [7]

Answer:

$3*10^{-6}$ or $0.000003$

Given expression:

$(6.3*10^{-2}) : (2.1*10^4)$

Simplify it in steps below:

$(6.3*10^{-2}) : (2.1*10^4) =$
$(6.3 :2.1)*(10^{-2}:10^4)=$
$3*(10^{-2-4})=$
$3*10^{-6}$ or $0.000003$

<u>Used properties:</u>

$\cfrac{ab}{cd}=\cfrac{a}{c}*\cfrac{b}{d}$

$a^b:a^c=a^{b-c}$

$a^{-b}=1/a^b$

7 0

1 year ago

Read 2 more answers

A certain star is 2.6×102 light years from the Earth. One light year is about 5.9×1012 miles. How far from the earth (in miles)

navik [9.2K]

Answer:

2.5 x $10^{15}$ miles

3 0

2 years ago

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Point D What is the slope of the graph of 6x + 12y = 7? A. 1/2 B. -1/2 C. 2 D. -2

Dima020 [189]

6x + 12y = 7

12y = -6x + 7

y = -6/12 + 7

y = -1/2 + 7

the slope of the equation is -1/2

8 0

3 years ago

What is the answer for 0.9 divided by 10 to the power of 3

velikii [3]

Answer:

0.0009

Step-by-step explanation:

0.9 / 10^3 = 0.0009

5 0

3 years ago

1. y =<br>(x - 1)(x + 3)<br>

Nataliya [291]

Step-by-step explanation:

y=x(x+3)-1(x+3)

y= x^2+3x-x-3

y=x^2+2x-3

that is the answer

5 0

3 years ago