HELP,,, does anyone know if I put in the correct answer???
Trigonometric ratios

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)