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DIA [1.3K]
3 years ago
14

The circumference of a circle is 10pi cm. What is the Radius of the circle?

Mathematics
2 answers:
olasank [31]3 years ago
8 0

Answer:

Radius=5cm

Step-by-step explanation:

Circumference=2πr

We are to determine r

So circumference=10π

Since circumference is given in the form of π so we will not convert the

π

r=?

So r=circumference/2π

=10π/2π

=5

So the radius is 5cm

enot [183]3 years ago
6 0

Answer3:

Step-by-step explanation:

I do not know

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4) Jacqueline, Hanry, and Stanley bought a pizza pie to share for dinner. Harry ate
fenix001 [56]

Answer:

1/8

Step-by-step explanation:

ok so before i start i wanna say that this is gonna get confusing.....

Since the pizza is a whole quantity let us take it as 1.

Harry ate half of the pizza therefore the fraction that Harry ate = 1/2 of 1

= 1/2 × 1 = 1/2

Therefore fraction Harry ate = 1/2

Fraction of pizza left = 1 - 1/2 (LCM = 2)

= 1/2

Jacqueline ate 1/2 of what was left.

So, Fraction of pizza Jacqueline ate = 1/2 × 1/2 = 1/4

Therefore fraction of pizza left after both Harry and Jacqueline ate =

1 - (1/2 +1/4) = 1 - 3/4 (LCM = 4) = 1/4

Therfore fraction of pizza left = 1/4

Stanley ate 1/2 of what was left.

So, fraction of pizza Stanley ate = 1/2 × 1/4 = 1/8

Therefore, fraction of pizza left after all three of them ate =

1 - (1/2 + 1/4 + 1/8) = 1 - 7/8 (LCM = 8) = 1/8

I hope this helps .......i know this is rlly confusing but i dont know how else to put it : )

Have a nice day!      

7 0
3 years ago
Can someone please help I’m very confused
Oxana [17]

y + 6 = 4/3(x - 2)

First, distribute the 4/3

y + 6 = 4/3x - 8/3

Subtract 6 from both sides.

y = 4/3x - 26/3

-26/3 is the y-intercept so start the graph at coordinate (0, -26/3)

After you plot the y-intercept, add 4 to they y-coordinate and 3 to the x-coordinate of the y-intercept to get the next point.

0 + 3 = 3

-26/3 + 4 = -14/3

The next point should be at (3, -14/3)

Add as many points as your professor requires.

8 0
3 years ago
Read 2 more answers
How would I graph y = 2/3x + 1 ?​
cestrela7 [59]

Answer:

Shown below

Step-by-step explanation:

you would start with positive one on the y axis then go up two and to the right  3  and continue it

Des.mos.com is also a graphing calculator that helps with this!

7 0
3 years ago
Gabriela buys a basket of coconuts on sale for $22 before tax. The sales tax is 12% What is the total price Gabriela pays for th
vazorg [7]
First you need to make a multiplier:
1-(12/100) = 0.78

Then you multiply the price by 1.12 to get the final answer;
22 * 0.78 = 17.16

This means it cost $17.16 after the 12% sales tax.

Hope this helps! :)
4 0
3 years ago
Easy points i just have a question. Is this picture showing up?
tiny-mole [99]
Yes it does have a great day
6 0
3 years ago
Read 2 more answers
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