You have 20 shirts in your closet. 4 blue, 7 red, 3 green and 6 black. you pick one without looking. what is the probability that you pick a blue or black shirt?

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

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

See attachment below and find the equivalent of tan(∠qsr)