A triangle has side lengths of 3 cm, 6 cm, and 7 cm. What is its area?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Factor the polynomial by its greatest common monomial factor.

4. (10.03 mc) the equation of line cd is y = −2x − 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = −2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 − 2x − 3