Round to nearest degree.
8
х
11

36

Step-by-step explanation:

tan^-1(8/11)=36.027

b. No, because Debbie had gross income of more than $4,200 during the tax year.

Step-by-step explanation:

Qualifying relative refers to the person those who meet the five of the requirements of the Internal revenue Service or the IRS. They are :

-- The person is not a qualifying child.

-- Individual must be a citizen of U.S., Canada or Mexico or alien resident of the USA.

-- The person should be a relative of the tax payer for a complete and has a relationship with the tax payer which is either by blood or by donation.

-- The tax payer should be supporting a higher than half of the expenses of the person.

-- Individual must have less than a gross income of 4,200 dollar in the year 2019.

Since, gross income is 18,250 dollar of Debbie and therefore she is not a qualifying relative.