北师大版小学六年级数学上册第一单元测试卷
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北师大版小学六年级数学上册第一单元测试卷
Sixth Grade Math (Unit 1) Test Paper
n: Basic Knowledge, Basic n, Hands-on n, Problem Solving
Score
Basic Knowledge
1. Fill in the blanks. (1 point per blank, 21 points in total)
(1) The radius of a circular pool is 9 meters, and its area is ()
square meters. The circumference is () meters.
(2) A rectangle is 9 cm long and 6 cm wide. Draw the largest
possible circle inside the rectangle (as shown in the figure). The
radius of the circle is () cm, and its area is () square centimeters.
(3) As shown in Figure 1, the side length of a square is 8 cm,
the radius of a circle is () cm, the circumference is () cm. As shown
in Figure 2, the width of a rectangle is 2 cm, the diameter of the
semicircle is () cm, and the area is () square centimeters. (4) () diameters ___ 10 centimeters is drawn using a compass,
the distance een the two legs of the compass should be ()
centimeters.
(5) A rectangle has () axes of symmetry, a square has () axes
of symmetry, a semicircle has () axes of symmetry, and a circle has
() axes of symmetry.
(6) The diameter of a car steering wheel is 40 cm, and its
circumference is ().
(7) The radius of a circle is 6/10 meters, the circumference is
(), and the area is ().
(8) Draw a circle with a diameter of 6 centimeters. The
distance een the two legs of the compass is () centimeters, and the
area of the circle is ().
(9) Cut the largest possible circle from a square paper with a
circumference of 96 cm. The radius of the circle is () cm, and the
area is () square centimeters.
2. True or False. (2 points per n, 10 points in total)
(1) A circle has countless radii. ()
(2) The circumference of a circle is 3.14 times its diameter. ()
(3) The diameter is the axis of ___() (4) A circle with a radius of 2 centimeters has the same
circumference and area. ()
(5) The circumference of a semicircle is half of the
circumference of a circle. ()
3. Multiple Choice. (2 points per n, 12 points in total)
(1) The diameter is a line that passes through the center of a
circle and both ends are on the circle. A. Diameter B. Ray C. Line
Segment
(2) When drawing a circle with a circumference of 62.8 cm
using a compass, the distance een the two legs of the compass is ()
cm. A. 10 B. 8 C. 4 D. 2
(3) Among rectangles, squares, and circles with the same
circumference, the one with the largest area is (). A. ___ C. Circle
(4) A circle with a radius of 2 cm has a circumference and
area (). A. Equal B. Cannot be compared C. Circumference is
greater than area D. Area is greater than circumference
(5) The radius of circle A is three times that of circle B. The
circumference of circle A is () times that of circle B. A. 3 B. 6 C. 9
(6) The ___ its (). A. Diameter B. Circumference C. Area
___ 1. Find the perimeter and area of the following shapes. (8
points)
2. Find the area of the shaded part. (8 points)
Hands-on n
1. Draw a circle with a diameter of 4 cm, and mark the center,
radius, and diameter. (8 points)
2. Which of the following shapes are symmetrical? If yes,
draw the axis of symmetry. (5 points)
