In ΔDEF, the measure of ∠F=90°, FE = 84, ED = 85, and DF = 13. What ratio represents the sine of ∠D?

The triangles are similar. what is the value of x? show your work.

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays

What is the y-intercept of the line given by the equation