Afamily spend $300 every month on food, if the family's income each month is $2000, what % of the family's income is spent on food?
if the sales rate is 4% of the purchase price, how much sales tax is paid that sells for $780?

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

Which two undefined geometric terms always describe figures with no beginning or end?

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte