﻿(music plays)

Sarah stands next to a wall touch screen showing a green rectangle and a word problem. She is in her mid-twenties, with short straight brown hair. She wears a blue T-shirt with a print that reads "Home Work Zone" and black tights.

She says HEY,
TVO KIDS,
I'M TEACHER SARAH,
AND TODAY,
WE'RE GOING
HOW TO FIND THE
PERIMETER.
THE PERIMETER
IS THE DISTANCE
AROUND A
SHAPE.
HERE, I
HAVE A RECTANGLE.
I KNOW THAT MY
RECTANGLE HAS
A LENGTH
OF 12 METRES,
AND A WIDTH OF
FOUR METRES.
I ALSO KNOW
THAT THIS SIDE
MEASURES 12 METRES
AND THIS SIDE
MEASURES
FOUR METRES.
SO IF I WANT
TO FIND THE
PERIMETER
OF MY BACKYARD,
TO PUT A FENCE
AROUND,
I NEED TO
KNOW THE DISTANCE
AROUND THE
SHAPE.
SO IN
ORDER TO DO THAT,
I HAVE TO ADD UP ALL
FOUR OF THE SIDES.
SO TO FIND
THIS, LIKE I SAID,
I NEED TO ADD UP THE
FOUR SIDES.

She clicks on a top menu and continues SO PERIMETER IS
EQUAL TO 12 METRES
PLUS FOUR METRES
PLUS 12 METRES,
PLUS
FOUR METRES.
SO MY PERIMETER IS
EQUAL TO 32 METRES.
NOW I HAVE TO
REMEMBER TO INCLUDE
MY UNITS.
LET'S TRY
ANOTHER ONE.
HERE, I HAVE A
SQUARE.
ON
MY SQUARE,
I KNOW THAT EACH
LENGTH,
EACH SIDE IS
EQUAL TO TEN METRES.
SO IF I WANT TO FIND
THE PERIMETER,
I HAVE TO
FIND THE DISTANCE
AROUND THE
SHAPE.
SO TO
FIND THIS,
I DO PERIMETER IS EQUAL
TO TEN METRES,
PLUS TEN METRES,
PLUS TEN METRES,
PLUS TEN
METRES.

She writes the data mentioned in red and continues IF I ADD
THEM ALL UP,
I GET MY PERIMETER IS
EQUAL TO 40 METRES.
NOW I HAVE
TO MAKE SURE THAT
I ALWAYS INCLUDE
MY UNITS.
THAT'S
IT, TVO KIDS!
HOW TO FIND
PERIMETER!
SEE YOU
NEXT TIME!