11 + (19 + 6) = (11 + ) +6 tell which property you use

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.

M. xyz =radians. covert this radian measure to its equivalent measure in degrees.