Download - Objective O We will measure the area of a figure by using square units and real world examples
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ObjectiveO We will measure the area of a figure
by using square units and real world examples.
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AreaO When you think about area what do
you think about?
O Talk to your neighbor.
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Square DealO Trace the outline of the circle
pattern on your desk.
O How can we measure the area covered by the circle?
O Why is counting the squares only an estimate and not a way of getting an exact answer?
O If I could find the total area of this circle what would I do?
O Area – total number of square units inside of a figure.
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AreaO How can we use what we just
discovered to generate a definition about area?
O To find the area of a region we have counted up all of the square units so we can say that…
O Area is the number of square units used to cover a region.
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Identify the Area of Each Region
O Now that we know the definition of area how does that relate to arrays?
O What’s similar?
O What is the area of the figures to the left?
O How did you figure it out?
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Ethan Allen O Mr. Williams was trying to figure out
if his new couch fit in his new apartment. Length of his couch was 6ft. And the width was 5 feet. What is the area of his couch.
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New Stove!O The math queen Ms. Burgess just
bought a brand new stove from Sears. For the stove to fit it must have an area of 36 square feet.
O If the stove she is looking at has a length of 6 feet and a width of 7 feet will the stove she is looking at fit? Why or why not?
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Gardening!O Ms. Graziano was gardening outside
of her home. She needed to plant her new fig tree and needed an area of 15 square feet. If the length is 5 feet and the width is 4 feet does she have enough room?
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Finding the Area O Independent work. Solve each
problem. Find the area of each problem.
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Exit TicketO Autumn was trying to figure out if
her new bed would fit in her room. If her bed had a length of 9ft and a width of 5 feet. Would it fit in a room with an area of 120 sq. ft.?