Measure Area by Counting Squares - 3rd Grade Math
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What unit name is used for area measured with $1\text{ m}$ by $1\text{ m}$ squares?
What unit name is used for area measured with $1\text{ m}$ by $1\text{ m}$ squares?
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Square meters, $\text{m}^2$. Each square is $1\text{ m} \times 1\text{ m} = 1\text{ m}^2$.
Square meters, $\text{m}^2$. Each square is $1\text{ m} \times 1\text{ m} = 1\text{ m}^2$.
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What unit name is used for area measured with $1\text{ in}$ by $1\text{ in}$ squares?
What unit name is used for area measured with $1\text{ in}$ by $1\text{ in}$ squares?
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Square inches, $\text{in}^2$. Each square is $1\text{ in} \times 1\text{ in} = 1\text{ in}^2$.
Square inches, $\text{in}^2$. Each square is $1\text{ in} \times 1\text{ in} = 1\text{ in}^2$.
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What unit name is used for area measured with $1\text{ ft}$ by $1\text{ ft}$ squares?
What unit name is used for area measured with $1\text{ ft}$ by $1\text{ ft}$ squares?
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Square feet, $\text{ft}^2$. Each square is $1\text{ ft} \times 1\text{ ft} = 1\text{ ft}^2$.
Square feet, $\text{ft}^2$. Each square is $1\text{ ft} \times 1\text{ ft} = 1\text{ ft}^2$.
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What does the $2$ mean in the unit $\text{cm}^2$?
What does the $2$ mean in the unit $\text{cm}^2$?
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It means the unit is squared: $1\text{ cm} \times 1\text{ cm}$. Shows the unit is multiplied by itself: length × width.
It means the unit is squared: $1\text{ cm} \times 1\text{ cm}$. Shows the unit is multiplied by itself: length × width.
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Which option correctly describes $1\text{ unit}^2$?
Which option correctly describes $1\text{ unit}^2$?
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One square that is $1$ unit long and $1$ unit wide. A unit square has equal sides of $1$ unit each.
One square that is $1$ unit long and $1$ unit wide. A unit square has equal sides of $1$ unit each.
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What is the area of a shape that is covered by exactly $9$ unit squares?
What is the area of a shape that is covered by exactly $9$ unit squares?
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$9\text{ square units}$. Count each unit square that covers the shape.
$9\text{ square units}$. Count each unit square that covers the shape.
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What is the area of a $2$ by $5$ rectangle measured in unit squares?
What is the area of a $2$ by $5$ rectangle measured in unit squares?
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$10\text{ square units}$. Count: $2 \times 5 = 10$ unit squares fill the rectangle.
$10\text{ square units}$. Count: $2 \times 5 = 10$ unit squares fill the rectangle.
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What is the area of a $3$ by $4$ rectangle measured in unit squares?
What is the area of a $3$ by $4$ rectangle measured in unit squares?
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$12\text{ square units}$. Count: $3 \times 4 = 12$ unit squares fill the rectangle.
$12\text{ square units}$. Count: $3 \times 4 = 12$ unit squares fill the rectangle.
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What is the area of a $1\text{ cm}$ by $6\text{ cm}$ rectangle in $\text{cm}^2$?
What is the area of a $1\text{ cm}$ by $6\text{ cm}$ rectangle in $\text{cm}^2$?
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$6\text{ cm}^2$. Count: $1 \times 6 = 6$ square centimeters fill the rectangle.
$6\text{ cm}^2$. Count: $1 \times 6 = 6$ square centimeters fill the rectangle.
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What is the area of a $2\text{ m}$ by $3\text{ m}$ rectangle in $\text{m}^2$?
What is the area of a $2\text{ m}$ by $3\text{ m}$ rectangle in $\text{m}^2$?
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$6\text{ m}^2$. Count: $2 \times 3 = 6$ square meters fill the rectangle.
$6\text{ m}^2$. Count: $2 \times 3 = 6$ square meters fill the rectangle.
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What is the area of a $4\text{ ft}$ by $2\text{ ft}$ rectangle in $\text{ft}^2$?
What is the area of a $4\text{ ft}$ by $2\text{ ft}$ rectangle in $\text{ft}^2$?
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$8\text{ ft}^2$. Count: $4 \times 2 = 8$ square feet fill the rectangle.
$8\text{ ft}^2$. Count: $4 \times 2 = 8$ square feet fill the rectangle.
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What is the area of a $7\text{ in}$ by $1\text{ in}$ rectangle in $\text{in}^2$?
What is the area of a $7\text{ in}$ by $1\text{ in}$ rectangle in $\text{in}^2$?
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$7\text{ in}^2$. Count: $7 \times 1 = 7$ square inches fill the rectangle.
$7\text{ in}^2$. Count: $7 \times 1 = 7$ square inches fill the rectangle.
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If a shape covers $12$ unit squares and $3$ are missing, what is the correct area?
If a shape covers $12$ unit squares and $3$ are missing, what is the correct area?
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$9\text{ square units}$. Subtract missing squares: $12 - 3 = 9$ square units.
$9\text{ square units}$. Subtract missing squares: $12 - 3 = 9$ square units.
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What is the total area if a figure is split into $2$ rectangles with areas $6$ and $5$ square units?
What is the total area if a figure is split into $2$ rectangles with areas $6$ and $5$ square units?
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$11\text{ square units}$. Add the areas of both parts: $6 + 5 = 11$ square units.
$11\text{ square units}$. Add the areas of both parts: $6 + 5 = 11$ square units.
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What is the area of an L-shape made from a $4\times 4$ square with a $2\times 1$ corner removed?
What is the area of an L-shape made from a $4\times 4$ square with a $2\times 1$ corner removed?
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$14\text{ square units}$. Total minus removed: $16 - 2 = 14$ square units.
$14\text{ square units}$. Total minus removed: $16 - 2 = 14$ square units.
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