PK and PJ are two secants from point P to circle O as shown below If PL=6, LK=8, and PM=4, what is the length of PJ?

A. 17
B. 21
C. 12
D. 3

What number should be added to both sides of the equation to complete this square? x^2-10x=7

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Average acceleration: i have no idea how to do this.