Question

qual o comprimento da rampa? help

Answer 1

Resposta:

Sen 45º = $\frac{C.A}{H}$

$\frac{√2}{2}$ =  $\frac{10}{H}$

√2H = 20

H= $\frac{20}{√2}$

H= $\frac{20}{√2}$ x $\frac{√2}{√2}$

H = $\frac{20√2}{2}$

H= 10√2