Look at pic 10 pts will mark brainilest
A: 68
B: 70
C: 72
D: 80

Askateboard ramp is in the shape of a right triangle what is the height of the ramp

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school. each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220

Simplify each expression for 18, 20, and 21