In the figure, a ∥ b and m∠1 = 34°.

what is the m∠7?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

Will give brainliest b. describe the function over each part of its domain. state whether it is constant, increasing, or decreasing, and state the slope over each part.