Home > CC2 > Chapter 1 > Lesson 1.2.7 > Problem 1-129
1-129.
Find the area and perimeter of each figure below.
a.
The formula to find the area of a parallelogram is (base)(height).
In a parallelogram, opposite sides will have equal length.
b.
The formula to find the area of a triangle is
Since this is a right triangle, you can use one of the legs for the height and the other for the base.
Find the perimeter by finding the sum of the given side lengths.