Sides AC and BC of triangle ABC are extended as shown. The measures of ZACB and ZACE are (x + 11) and (3x + 5)º, respectively
E (3x - 5 x 11"
2
Find the measure of BCD
3
Find the measure of ZECD

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

What is the absolute value of the complex number -4-sqrt2i