Lesson 4
Parallelograms
Problem 1
Select all of the parallelograms. For each figure that is not selected, explain how you know it is not a parallelogram.
Solution
Teachers with a valid work email address can click here to register or sign in for free access to Formatted Solution.
Problem 2
-
Decompose and rearrange this parallelogram to make a rectangle.
-
What is the area of the parallelogram? Explain your reasoning.
Solution
Teachers with a valid work email address can click here to register or sign in for free access to Formatted Solution.
Problem 3
Find the area of the parallelogram.
Solution
Teachers with a valid work email address can click here to register or sign in for free access to Formatted Solution.
Problem 4
Explain why this quadrilateral is not a parallelogram.
Solution
Teachers with a valid work email address can click here to register or sign in for free access to Formatted Solution.
Problem 5
Find the area of each shape. Show your reasoning.
Solution
Teachers with a valid work email address can click here to register or sign in for free access to Formatted Solution.
(From Unit 1, Lesson 3.)Problem 6
Find the area of the rectangle with each set of side lengths.
-
5 in and \(\frac13\) in
-
5 in and \(\frac 43\) in
-
\(\frac 52\) in and \(\frac 43\) in
-
\(\frac 7 6\) in and \(\frac 67\) in
Solution
Teachers with a valid work email address can click here to register or sign in for free access to Formatted Solution.
(From Unit 1, Lesson 1.)