Exercício: Dois vectores a e b têm módulos iguais a 10 unidades e são
orientados conforme mostra a figura ao lado. O vector soma
dos dois vectores é representado por r. Determine:
a) As componentes x e y do vector soma.
b) O módulo do Vector soma.
c) O ângulo que o vector soma forma com o eixo dos x.

a

Explanation:

a

a

a

a

a

a

a

a

a is the answer

"i have always loved contemporary art and made it a general goal to work within the field. after a few nonprofit internships at museums and galleries, i decided to try the for-profit art world and was offered a job as the ad assistant at the magazine. i much prefer the pace of the for-profit art community and have stayed with the company for three years, with a promotion to an account manager last spring."

i just did this and got a 100.