Question

Find x in the given figure. (The vertical chord is a diameter.)

https://media.glynlyon.com/g_geo_2012/7/group185.gif

Answer 1

have a look at this page

http://www.mathopenref.com/chordsintersecting.html

Answer 2

Give us the answers.

And tell us what you think it is.

Answer 3

it doesn't have multiple choice it it just has a radical and i have to fill it in

Answer 4

@boggley Did you read the article @jim_thompson5910 showed you?

Answer 5

yeah i did i get that if i multiply a by b it will always be = to c by d but in this one there are only 2 numbers im so lost lol @BraydonG

Answer 6

If a diameter is perpendicular to a chord, then the diameter bisects the chord. So that's how I'm getting that other x.

Answer 7

so x=4?

Answer 8

no

Answer 9

use the theorem on that page I posted

Answer 10

ohhhh so its x=6?