Find the value of x if AE = x + 2 mm, EB = 8 mm, CE = 3x mm, and ED = 4 mm.
http://i39.tinypic.com/dx1hlh.gif
A. 2 mm
B. 4 mm
C. 7 mm
D. 12 mm
i know the answer is 4 mm but i got it wrong on my test and i need to know how to do it.
http://i39.tinypic.com/dx1hlh.gif
A. 2 mm
B. 4 mm
C. 7 mm
D. 12 mm
i know the answer is 4 mm but i got it wrong on my test and i need to know how to do it.
-
8(x + 2) = 4(3x)
8x + 16 = 12x
16 = 4x
x= 4 mm
Intersecting Chords Theorem If two chords intersect inside a circle then the product of the lengths of the segments of one chord equals the product of the lengths of the other chord.
8x + 16 = 12x
16 = 4x
x= 4 mm
Intersecting Chords Theorem If two chords intersect inside a circle then the product of the lengths of the segments of one chord equals the product of the lengths of the other chord.