Please help me! I have an assignment due in an hour and I honestly need help on this.

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

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

Which of these tools or constructions is used to inscribe a hexagon inside a circle?