Find all the missing angles: 57
72
3
4
72
51
57
123
18
39
Column 7
Measure
of angle 1
Measure
of angle 2
Measure
of angle 3
of angle 4

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?