Question

Using the following equation, find the center and radius of the circle. You must show all work and calculations to receive credit.

x2 + 2x + y2 + 4y = 20 can someone help please?

Answer 1

so what do you have to do?

Answer 2

idk honestly

Answer 3

Ah! That is going to be so easy to learn Kat, promise

Answer 4

Here I'll send you the link

Answer 5

Nadia, she needs to find the radios of a circle

Answer 6

x2 that means your multiplying then add.....

Answer 7

oh

Answer 8

Haha, that is ok

Answer 9

after you help her can you help me with my math

Answer 10

Sure Nadia

Answer 11

Okay Kat let me send you a link to help you

Answer 12

Find the area of the figure. Assume the figure is made up of triangles.




A.


98 cm²


B.


147 cm²


C.


196 cm²


D.


294 cm²

Answer 13

This should help Kat: http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0CB4QFjAA&url=http%3A%2F%2Fwww.wikihow.com%2FCalculate-the-Radius-of-a-Circle&ei=foE-VMr5K5WTsQSIsoHwCw&usg=AFQjCNEzn2A8Y0s_kl0Gz_blb42yntfhgw&bvm=bv.77412846,d.cWc

Answer 14

ok thanks :)

Answer 15

Um Nadia please just thread a question and tag me :)

Answer 16

Nadia, can you thread a question please and tag me? I see you are new

Answer 17

how do you do that?

Answer 18

Bahhahaahaha, welcome. To thread a question go to the corner that says "Ask a question...." :)

Answer 19

oh ok

Answer 20

Then tag me by putting @ and my username like this.

Answer 21

@nadia_03

Answer 22

Got it? Ans Kat hopefully that helped

Answer 23

Stacy wants to construct a circle inscribed in a triangle, while Ben wants to construct a circle circumscribed about a triangle. How will Stacy and Ben's steps differ from each other? cna you help with this one too idk how i should word it

Answer 24

@PaulaLovesSchool13

Answer 25

Kat, please thread a new question. And Nadia, yes that is who you tag me. You may post a question and then tag me

Answer 26

Also, medal someone next to their if they helped out :)

Answer 27

Yes Nadia?

Answer 28

i know that inscribed is triangle on the inside and crisumsribed is circle one the outside

Answer 29

Kat, please thread a new a question sweetie

Answer 30

ok idk how lol

Answer 31

Haha, to do it just post another question and close this one.

Answer 32

ooh ok lol

Answer 33

:) Good job

Answer 34

i posted a question can you guys help because i have to do school.

Answer 35

I don't see it Nadia. Did you post it?

Answer 36

Wait it disappeared