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October 21, 2014

October 21, 2014

Posted by **Kiki** on Sunday, December 23, 2012 at 3:41pm.

- Math -
**MathMate**, Monday, December 24, 2012 at 10:20amLet x=mAB

then

mBD=x+1

Since mAB=5, we apply Pythagoras Theorem to get

(mBD)²=(mAB)²+(mAD)²

All of the measures are either know or can be expressed in terms of x.

Solve for x.

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