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anyanavicka [17]
3 years ago
12

What is radius and how do I solve it

Mathematics
2 answers:
Nadya [2.5K]3 years ago
6 0

Answer:

a straight line from the centre to the circumference of a circle or sphere.

Step-by-step explanation:

Oksana_A [137]3 years ago
3 0

Answer:

Radius: diameter divided by 2.

Area of a circle: A = pi * radius²

Hope this helped!!  :)

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Factor the expression 9x^2 - 30x + 25 I need help
MrMuchimi

Answer:

(3x - 5)²

Step-by-step explanation:

When we expand (3x - 5)², we get:

(3x - 5) (3x - 5)

When we multiply, we get:

9x² - 30x + 25

---------------------------------------------------------------------------------------------------------------

Have a great summer :)

7 0
3 years ago
How to set up 701 km -523 km 445 m
Citrus2011 [14]
Convert -  445m into 0.445km
<span>So it's 701-523.445 = 177.555km

Hope I Helped!!! :-)

Have A Good Day!!!</span>
4 0
3 years ago
If you used 0.5 ml of sample and 2.5 ml of diluent what is your dilution ratio?
Vikki [24]

Answer:

1/6

Step-by-step explanation:

I think it is:

0.5/(0.5+2.5) = 0.5/3 = 1/6

6 0
3 years ago
Find the product.<br> (-4-3-2)^2
kumpel [21]

Answer:

Hi there!

Your answer is:

81

Step-by-step explanation:

First, simplify within parentheses.

-4-3-2 = -7-2 = -9

(-9)^2

The negative is within the parentheses, so it goes away when squared

(-9)^2 = -9× -9= 81

Hope this helps

7 0
3 years ago
Students water a plant with the same amount of water for 28 days, if the students use a total of 23.8 L of water over the 28 day
DENIUS [597]
23.8÷28=0.85
0.85 Liters

every liter is 1000 mililiters.
0.85 Liters is 850 mililiters.
7 0
3 years ago
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