Z1 and Z2 are vertical angles. Z2 has a measure of 31º.
What is the measure of Z1

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

With alll of except for the 2 that i did already