Segment AB is tangent to OT at B. What is the radius of OT? А
25
45
T
B
A 20
B. 25
C. 28
D. 10/14

Lol english

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.