Berto recorre 1000m a 2,0m/s por la mitad de tiempo y 5,0m/s la otra mitad, cual es la velocidad media en la ruta interna?

a rotation about point l

step-by-step explanation:

quizlet

d

because parallelagram have all 4 angels the same size dependeing and a rectangle and square are oth parallelogram

180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)