|-15-7|= simply the expression

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 5x^2 + 10x