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MATH CHAPTER 15 4 th GRADE

MATH CHAPTER 15 4 th GRADE. Area rectangle height square perimeter The ______is the distance around a shape. A shape that has 4 right angles and 4 equal sides is called a ______. 3. A shape that had 4 right angles and 2 pairs of parallel sides is called a ______.

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MATH CHAPTER 15 4 th GRADE

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  1. MATH CHAPTER 154th GRADE

  2. Area rectangle height square perimeter • The ______is the distance around a shape. • A shape that has 4 right angles and 4 equal sides is called a ______. 3. A shape that had 4 right angles and 2 pairs of parallel sides is called a ______.

  3. Find Each Product.

  4. Identify Each 2D Shape

  5. Identify Each 2D Shape

  6. AREA is the number of square units needed to cover a region.

  7. Count the square units inside the shape to get the exact area of the shape.

  8. Sometimes you can estimate the area.

  9. If you make a guess, say that it is an estimate.It is about ______ squares.

  10. Tell if the area is exact or an estimate.

  11. Aubry bought 4 notebooks, 2 boxes of markers and 3 glue sticks. How much money did he spend on his supplies. $1.87 $2.46 $.55 $2.98

  12. What would be a good estimate of area outside of the green shaded area?

  13. A bookstore is having a sale. When customers buy 3 books they get one book free. If Doug buys 12 books, how many books will he get free?

  14. What is a good estimate for the area of the go cart park? = 1 sq mile

  15. Dirk bought a poster for his room. What is the area of the poster? 3 feet 4 feet

  16. Standard Units of Length and Area

  17. Jim has painted a mural on his wall that measures • ft by 12 ft. What is the area of his mural?

  18. Josephine’s family has started a vegetable garden. What is the area of their garden?

  19. Judy wants to surprise her mother by creating a flowered tablecloth. What is the area of the tablecloth?

  20. Ida bought 0.6 pound of green beans and 0.43 pound of grapes. Did she buy more beans or grapes? How much more?

  21. Keri wants to make curtains for her bedroom. Two windows are 6 ft by 5 ft. The curtain material must be doubled to make the curtains. How many yards of material are needed? ( hint: 3 ft = 1 yd )

  22. Richard is helping his mom paint their living room. The room is 12 ft by 14 ft. The ceilings are 8 ft tall. A gallon of paint covers 300 sq ft. How many gallons of paint will be needed?

  23. Mitch wants to paint an area on the blacktop for basketball practice. The court is 23 yards by 40 yards. What is the area of the court?

  24. Janet wants to cover a bulletin board with poetry. The board is 7 ft by 9 ft. How much area does Janet have for her poetry display?

  25. Ethan’s garden is 4 ft wide and has a total area of 32 sq feet. What is the length of his garden?

  26. Lakeisha wants to make a quilt for her Grandmother’s bed. The quilt needs to have an area of 56 square feet. If she makes one side 8 feet long, how long will the other side be?

  27. This picture of Van Gogh is 4 ft by 8 ft. What area will it take up on the wall?

  28. Lanier wants to tile a table as a gift for his mother. The table will be 4 feet by 3 feet. If he uses 2 inch square tiles, how many tiles will he need?

  29. Reuben drew a polygon with 4 sides. The polygon has 1 set of parallel sides. What type of polygon did Reuben draw?

  30. Malcolm is helping tile the kitchen floor. The kitchen is 16 feet long and 8 feet wide. The tile costs $7 per square foot. How much will it cost to tile Malcolm’s kitchen?

  31. Melinda ordered doughnuts for the bake sale. She ordered • dozen boxes. She sold all of the doughnuts except 5. If she sold each doughnut for $.50 how much money did the school make?

  32. Iesha wants to tile the backsplash in the kitchen. The grid shows the part that needs tiles. What is the area of the backsplash? = 4 sq inch

  33. Phoebe glued square tiles on the border around the picture frame. What part of the frame did she decorate? = 1 sq in

  34. Looking for a shortcut? Find the area of the whole shape. Find the area of the small shape. Subtract. GARDEN PATIO

  35. Raymond needs to finish tiling the bottom of the swimming pool. What area of the pool still needs to be tiled?

  36. Monica drew two designs. How much greater is the area of the yellow figure than the area of the green figure?

  37. Lisa built these figures out of craft sticks. If she continues the pattern, how many craft sticks will she use for the 5th figure? 1 2 3

  38. Tressa is digging a garden in her backyard. What is the total area of corn and tomatoes? TOMATOES CORN BEANS CARROTS

  39. How can you find the area of an irregular figure? 6 feet 7 feet 5 feet

  40. Count the whole units then combine partial units and add.

  41. Count - combine - add.

  42. Count – combine – add.

  43. Can you find the area?

  44. Measure and find the area of each.

  45. Zoe bought 75 feet of sod to repair the miniature golf course where she works. Will she have any sod left over?

  46. Wayne wants to design a sand trap that is 360 square yards. If one side is 12 yards long, what is the other side?

  47. Dustin drew figures on grid paper. What is the area of each picture?

  48. Russell drew the figures. How could you divide the figure to find the total area? Mrs. B drew the figure. How could you divide the figure to find the total area?

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