Spring Semester Exam Review

A circle has a radius of 4.5 centimeters. Which measurement is closest to the circumference of the circle in centimeters?

• 14.13 cm

• 28.26 cm

• 63.59 cm

• 56.52 cm

A sundial has a circular base with a diameter of 90 feet as shown in the diagram. Which measurement is the closest to the area of the circular base of the sundial in square feet?

• 3,627.5 ft²

• 282.6 ft²

• 141.3 ft²

• 6,358.5 ft²

A sidewalk in the shape of two triangles, a rectangle, and a square was built around the edge of a building as shown.

• A. 108 ft²

• B. 162 ft²

• C. 144 ft²

• D. 180 ft²

The net of an equilateral triangular prism and some of its dimensions are shown in the diagram. The height of each triangular base is approximately 5.2 cm. Which measurement is closest to the lateral surface area of the prism in square centimeters?

• 162 cm²

• 280.8 cm²

• 193.2 cm²

• 54 cm²

The arrow on each spinner shown below will be spun one time. Which of the following diagrams shows all the possible outcomes when each arrow is spun once?

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The dot plot shows the number of points a player scored in each of 30 turns in a game. Each ● represents 1 turn. Which statements are best supported by the data in the dot plot?

• Exactly 9% of the turns were 2 points.

• Exactly 1/6 of the turns were 5 points.

• Exactly half of the turns were 3 points or more.

• Exactly 1/10 of the turns were 1 point or fewer.

• Exactly 50% of the turns were 2 or 3 points.

A survey was given to 200 students about their favorite type of pet. The survey results are shown in the table. Based on the results in the table, which statement about a randomly selected student is true?

• The student is equally likely to prefer any of the types of pet.

• The student is 5 times as likely to prefer a fish as to prefer a rabbit.

• The student is less likely to prefer fish than to prefer any other type of pet.

• The student is more likely to prefer a dog than to prefer any other type of pet.

A fair spinner is divided into sections of equal size. Each section contains the picture of a diamond, a star, or a triangle. (Refer to the diagram of the spinner.) Which statement about the result of spinning the arrow are true?

• It is more likely to land on a diamond than on a star.

• It is equally likely to land on a triangle, a star, or a diamond.

• It is 4 times as likely to land on a diamond as it is to land on a star.

• It is less likely to land on a diamond than on a star.

Which statement is best supported by the data in the box plots?

• The median of the data for the university is greater than the median of the data for the community college.

• The range of the data for the university is greater than the range of data for the community college.

• The interquartile range of the data for the community college is greater than the interquartile range of the data for the university.

• The third quartile of the data for the community college is greater than the third quartile of the data for the university.

A scientist measured the weights of squirrels in two populations. The dot plots display data from each population. Which statement is best supported by the information in the dot plots?

• The two populations have different mode weights.

• The two populations have different median weights.

• The data for the two populations have different skews.

• The data for the two populations have different ranges.