Um móvel "A" sai do repouso e percorre uma pista retilínea com velocidade constante de 36 km/h. O móvel "B" sai da posição 12 metros e tem velocidade constante de 6 m/s.

Qual a posição de encontro entre o móvel A e o móvel B.

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Taking algebra two apex courses and need with these questions

What is the number 321,000,000 in scientific notation? also what is the number? ?