CPM Homework Banner

Home > PC3 > Chapter 7 > Lesson 7.1.2 > Problem 7-27


Triangle labeled as follows: bottom horizontal side, 10, left side, x, right side, y, bottom left angle, 60 degrees, bottom right angle, 40 degrees.Calculate the values of and , in the triangle at right. Then calculate the area of the triangle.  

Determine the measure of the third angle. Then use the Law of Sines.