"which pairs of angles in the figure below are vertical angles? check all that apply.

a. angle tsn and angle isw.
b. angle isn and angle tsw.
c. angle ksw and angle nst.
d. angle wsi and angle isk. "

1c-2 m405 what values are needed to make each expression a perfect square trinomial? 32 + 2x+ 2-20x + 22+5x+

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

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.