1 - Determine quantos múltiplos de 9 há entre 100 e 1 000. 2 - Determine o 20º elemento e a soma dos termos da seguinte progressão aritmética: (2, 7, 12, 17,...).​

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots

Gail is making costumes for a school play. each rabbit costume needs one and one half yards of white fur fabric, a yard of blue striped fabric, and a quarter of a yard of pink felt for the ears. g? ail needs to make eight rabbit man yards will she need, for the white fur fabric, blue striped fabric, and pink felt?