Triangle DEF is a right triangle with point F at the origin. Segment DE has endpoints located at D(0, −6) and E(5, 0). What is the area of triangle DEF? (1 point) 8 square units

11 square units

15 square units

30 square units

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !