ΔABC ~ ΔDEC. ∠1 and ∠2 have the same measure. Find DC and. DE (Hint: Let DC = x and AC =x+66.)Use the figure shown.DC is ___ unit(s) long.(Round to the nearest tenth as needed.)
Accepted Solution
A:
x : 20 = x+6 : 30 30x = 20x + 120 10x = 120 x = 12