What is the sum of the interior angles of a heptagon

If a || b and e || f , what if the value of y ?

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

Secant be and cf intersect at point d inside a what is the measure of cde