My actual weight is 112 pounds. the bathroom scale says that i weigh 111.1
pounds. the scale at the doctor's office gives a reading of 114.8 pounds.
what is the relative error for the measurement taken at home?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.