Please help i’ll give brainliest

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on

Which of the following expressions is equal to 2x^2+8