How to find the area only of a triangle

Which of the following lines does not intersect the line y=-2x+3 ? a) y=2x b) y=2x-3 c) y=2x+3 d) y=-2x-3

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

In the figure below, triangle rpq is similar to triangle rts. what is the distance between p and q? a. 24 b. 42 c.50 d. 54