The vertices of △DEF are D(1, 19), E(16, −1), and F(−8, −8). What type of triangle is △DEF?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

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.

Solve 13 + w/7= -18 (w/7 is a fraction)