Answer:2350
Step-by-step explanation:3000-1750=2350
Check the picture below.
notice, the period is the length of the part in the graph that is being repeated.
The incenter of a triangle is where the angle bisectors of the triangle meet. That means angle A is 64, angle B is 74, and using the triangle angle sum, angle C is 42 degrees. Divide that in half to get the measure of DCA, 21 degrees.