<img src="https://d5nxst8fruw4z.cloudfront.net/atrk.gif?account=iA1Pi1a8Dy00ym" style="display:none" height="1" width="1" alt="" />

# Area of Rectangles

## Base times height.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• Video

## Area and Perimeter of Rectangle - Overview

by CK-12 //basic
Overview
MEMORY METER
This indicates how strong in your memory this concept is
0
• Video

## Area and Perimeter of Rectangle - Example 1

by CK-12 //basic
Given the perimeter and one side, find the other side and area
MEMORY METER
This indicates how strong in your memory this concept is
1
• Video

## Area and Perimeter of Rectangle - Example 2

by CK-12 //basic
Given area and one side, find the other side and perimeter
MEMORY METER
This indicates how strong in your memory this concept is
1