Homework 12

Solve the following problems:

• Three vertices of parallelogram ABCD are A(-1,1), B(4,5), and C(3,1). Find the coordinates of the fourth vertex D.
• What is the area of the triangle whose three side lengths are 2 inches, 3 inches, and 4 inches, respectively?
• Find the equation of a line that passes through the point (2,0) and is tangent to the circle x²+y²=1 in the first quadrant.

Collaborate with your classmate(s), with 2-4 people in each group, on typing the problem and your solution on overleaf. If you work in the file started in class, make sure you erase everything irrelevant, write your names, a proper paper title, label the problems, etc. It is up to you how you distribute the work, as long as everybody participates.