Grade 4 Mathematics – Area Quiz
1. What is the area of this circle of radius 5cm?
2. What is the area of this circle of radius 3cm?
3. What is the area of this circle of diameter 38cm?
4. Find the area of the circle of radius 7cm.
5. If the diameter of a circle is 50 yards, the radius is _____
6. If the radius of a circle is 12.5 meters, the diameter is ____
7. What is the area of this circle,diameter 12cm?(answers are in square centimeter)
8. What is the area of this circle,radius 12.5cm?
9. What is the area of this circle,radius 1.98m?
10. what is the area of a circle with the diameter of 10cm ?
11. Marisa purchases a pot for her father's garden. The diameter of the bottom of the pot is 18 cm. What is the area of the pot's bottom? (Round to the nearest whole number.)
12. a line that goes from one edge of the circle to another and crosses the center point
13. a line from the center point to the edge of the circle
14. What is the area of a circle with a diameter of 10 cm ?
15. What is the formula for area of a circle given the radius?
16. What is the area of a circle with a radius of 21 cm?
17. Which of the following choices is closest to the area of a circle? (d = 9 cm)
18. What is the area of a square with a length of 4 cm?
19. What is the area of the square of side 39cm?
20. find the square whose side is 3cm
21. What is the formula for the area of a rectangle?
22. Find the area of the square of side 10m
23. Find the area of the square of side 5cm.
24. A square has measures 4 inches by 4 inches. What is the area?
25. A square has a side that measures 3 inches. What is the area?
26. A square has a side that measures 10 units. What is the area?
27. A square has a side that measures 20 cm. What is the area?
28. A square has sides that measure 9 feet by 9 feet. What is the area?
29. What is the area of this rectangle,length 9m and width 5m?
30. What does area mean?
31. Greyson and Preston have a piece of paper that is 10 inches by 9 inches. What is the area of the paper?
32. The area of a rectangle is 72 sq units. One side length is 9 units. What is the other side length?
33. The area of a rectangle is 63 sq. inches. One side length is 7 inches. What is the other side length?
34. The area of a rectangle is 49 sq. in. One side length is 7 in. What is the other side length?
35. The area of a square is 9 sq. cm. One side length is 3 cm. What is the other side length?
36. What is the length of the side of a square with an area of 16 square units?
37. How do you find the AREA of a TRIANGLE?
To find the area of a triangle, you multiply the base by the height and then divide by 2.
38. What is the area of this triangle of height 4cm and base 3cm?
39. Find the area of a triangle with a height of 4 mm and a base of 6 mm?
40. What is the area of a triangle with a height of 10 m and a base of 6 m?
41. What is the formula for finding the area of a square?
The formula to find the area of a square is to multiply the side length by itself, so it is A = s x s.
42. Which shape has a greater area - a circle with radius 5cm or a square with side length 4cm?
The area of a circle with radius 5cm can be calculated using the formula A = πr^2, which is greater than the area of a square with side length 4cm.
43. What is the formula for finding the area of a rectangle?
The correct formula to find the area of a rectangle is by multiplying its length by its width.
44. What is the area of a triangle with base 6cm and height 4cm?
The area of a triangle is given by the formula A = 0.5 x base x height, so for this triangle it is A = 0.5 x 6 x 4 = 12 sq cm.
45. A circle has a radius of 7cm. What is the area of the circle?
The area of a circle is given by the formula A = πr^2, so A = π x 7^2 = 154 sq cm.
46. How can you find the area of a complex shape?
To find the area of a complex shape, you can break it down into simpler shapes and add their individual areas to get the total area.
47. If the side length of a square is doubled, by what factor does the area increase?
If the side length of a square is doubled, the area increases by a factor of 4, as the area is directly proportional to the square of the side length.
48. What is the area of a square with perimeter 28cm?
If the perimeter of a square is 28cm, each side length is 7cm. The area of the square is then A = 7 x 7 = 49 sq cm.
49. What is the area of a parallelogram with base 10cm and height 6cm?
The area of a parallelogram is given by the formula A = base x height, so for this parallelogram it is A = 10 x 6 = 60 sq cm.
50. What is the formula for finding the area of a rectangle?
The correct formula to find the area of a rectangle is by multiplying its length by its width.
51. How do you find the area of a square?
To find the area of a square, you multiply the length of one side by itself.
52. What is the unit of measurement for area?
Area is measured in square units, such as square meters or square centimeters.
53. How do you find the area of a triangle?
To find the area of a triangle, you multiply the base by the height and then divide by 2.
54. What does the area represent in a shape?
The area of a shape represents the amount of space enclosed by the shape.
55. How do you find the area of a circle?
To find the area of a circle, you multiply the square of the radius by the constant π.
56. What is the formula for finding the area of a parallelogram?
The area of a parallelogram is found by multiplying its base by its height.
57. How do you calculate the area of a trapezoid?
You find the area of a trapezoid by taking the average of the two bases and multiplying by the height.
58. What is the formula for finding the area of a rhombus?
The area of a rhombus is calculated by multiplying the length of its diagonals and dividing by 2.
59. How do you find the area of a regular polygon?
To find the area of a regular polygon, you multiply half the apothem length by the perimeter of the polygon.
60. What is the area of a square with a side length of 5 cm?
To find the area of a square, you square the length of one side, so for a 5 cm square, the area is 5^2 = 25 square cm.
61. If the base of a triangle is 6 cm and the height is 8 cm, what is the area of the triangle?
The area of a triangle is calculated by multiplying the base by the height and dividing by 2, so for this triangle it is (6 x 8) / 2 = 24 square cm.
62. What is the area of a rectangle with length 10 m and width 4 m?
The area of a rectangle is found by multiplying the length by the width, so for this rectangle it is 10 x 4 = 40 square m.
63. If the radius of a circle is 3 cm, what is the area of the circle to the nearest whole number?
The formula to find the area of a circle is πr^2, so for radius 3 cm, the area is π x 3^2 = 3.14 x 9 ≈ 28.26, which rounds to 29.
64. What is the area of a parallelogram with base 7 m and height 12 m?
The area of a parallelogram is base x height, so for this parallelogram it is 7 x 12 = 84 square m.
65. If a trapezoid has bases of length 4 m and 6 m and a height of 9 m, what is its area?
The area of a trapezoid is 1/2 x (sum of bases) x height, so for this trapezoid it is 1/2 x (4 + 6) x 9 = 45 square m.
66. What is the area of a rhombus with diagonals of length 8 cm and 10 cm?
The area of a rhombus is 1/2 x (diagonal1 x diagonal2), so for this rhombus it is 1/2 x (8 x 10) = 40 square cm.
67. How do you calculate the area of a regular hexagon with a side length of 5 cm?
The area of a regular polygon is 1/2 x apothem x perimeter, so for this hexagon it is 1/2 x (5 x 6 x 5) = 65 square cm.
68. If a square has an area of 49 square cm, what is the length of one of its sides?
To find the side length of a square, you take the square root of its area, so for area 49 square cm, the side length is √49 = 7 cm.
69. What is the area of a right triangle with base 5 units and height 12 units?
The area of a right triangle is 1/2 x base x height, so for this triangle it is 1/2 x 5 x 12 = 30 square units.
70. If a circle has a radius of 7 cm, what is its area to the nearest whole number?
The formula for the area of a circle is πr^2, so for radius 7 cm, the area is 3.14 x 7^2 = 3.14 x 49 ≈ 154.
71. What is the area of a rectangle with a length of 8 inches and a width of 6 inches?
To find the area of a rectangle, you multiply the length by the width, so for this rectangle it is 8 x 6 = 48 square inches.
72. What is the area of a parallelogram with base 9 ft and height 6 ft?
The area of a parallelogram is base x height, so for this parallelogram it is 9 x 6 = 54 square ft.
73. If a trapezoid has bases of length 7 ft and 3 ft and a height of 8 ft, what is its area?
The area of a trapezoid is 1/2 x (sum of bases) x height, so for this trapezoid it is 1/2 x (7 + 3) x 8 = 40 square feet.
74. What is the area of a rhombus with diagonals of length 12 ft and 15 ft?
The area of a rhombus is 1/2 x (diagonal1 x diagonal2), so for this rhombus it is 1/2 x (12 x 15) = 90 square ft.
75. How do you calculate the area of a regular octagon with a side length of 4 ft?
The area of a regular polygon is 1/2 x apothem x perimeter, so for this octagon it is 1/2 x (4 x 8 x 4) = 64 square ft.
76. If a square has an area of 81 square ft, what is the length of one of its sides?
To find the side length of a square, you take the square root of its area, so for area 81 square ft, the side length is √81 = 9 ft.
77. What is the area of a right triangle with base 6 units and height 8 units?
The area of a right triangle is 1/2 x base x height, so for this triangle it is 1/2 x 6 x 8 = 24 square units.
78. If a circle has a radius of 6 ft, what is its area to the nearest whole number?
The formula for the area of a circle is πr^2, so for radius 6 ft, the area is 3.14 x 6^2 = 3.14 x 36 ≈ 113.