Find the measure of an angle whose complement is eight times it’s measure. the measure of the angle is?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?

In cents, what is the least total amount that cannot be obtained by using a combination of fewer than eight coins from a collection of pennies, nickels, dimes and quarters?