In the Diagram, PA and PB are tangent to circle O at A and B, respectively. Diameter BOD and chord AC intersect at E, mCB=160, and m<APB=40 Find
a. mADCB
b. mAB
c. mCD
d. mDA
e. mDEC
f. mPAC
g. mPBD
h. mPBA

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What is the value of x in the following equation? -3x-2=2x+8

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4