Which two ratios form a proportion? a) 1 2 and 2 7 b) 2 1 and 7 14 c) 1 2 and 7 14 d) 2 1 and 14 21

Give all possible names for each angle shown. calculation tip: in angle abc, b is the vertex.

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n