How to calculate the area of a squaure

How to calculate the area of a squaure

Published on 20 September 2021

EDU 214S - 1001 Tianyu Ding

Transcript
00:01
Hello Class!
00:02
Presented By:
00:02
Tianyu Ding
00:07
Today
00:08
we're going to
00:08
learn
00:09
how to
00:09
calculate the area of a square
00:10
00:12
What is a square?
00:16
When the length of the four side are equal, we can call it a square.
00:21
So...
00:22
what is the basic equation of
00:23
the area of a square
00:28
A = side x side
00:30
Let's practice!
00:32
5 cm
00:32
5 cm
00:34
use given information
00:35
A = s x s A = 5 x 5    = 25 cm^2
00:38
Try it yourself!
00:39
3 cm
00:39
3 cm
00:40
What is the area of this square?
00:43
3 cm
00:43
Answer:
00:43
A = s x s A = 3 cm x 3 cm     = 9 cm^2
00:45
Did you get it right?
00:48
Thank you for watching! Any questions?