Which of the following could be the ratio between the lengths of the two legs of a 30-60-90 triangle? check all that apply! (/ means sqare root) a.) 1 : /3 b.)/2 : /2 c.)2/3 : 6 d.)/3 : /3 e.)1 : /2 f.)/2 : /3

Which of the following is the true for f(x) = 5cos

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv