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Gr. 7- U4 Unit Review

Last updated over 4 years ago
40 questions
1

A circle has radius 14 cm. What is the diameter?

1

The radius of a circular lid is 3.1 cm.

Calculate the circumference. Round your answer to one decimal place.

1

Find the circumference of this circle. Leave π in your answer.

1

What is the radius of this circle?

1

Use the area to find the height.


1

Find the area of this parallelogram.

1

Use the area to find the height of the parallelogram.


1

The area of a parallelogram is 77.9 cm2. The base is 9.5 cm. Find the height.

1

Find the area of this triangle.

1

Find the area of this triangle.

1

Find the area of this triangle.

1

Find the central angle of a sector that represents 64% of a circle graph. Round to the nearest degree if necessary.

1

A rectangular piece of fabric measures 68 cm by 96 cm. A triangular scarf with height 15 cm and base 30 cm is cut from the fabric. How much fabric is left?
(Draw a diagram to help with your thinking)

1

Calculate the circumference of this circle. Round your answer to one decimal place.

1

The circle inside the square has a diameter of 8 m.
Find the total area of the shaded regions. Round your answer to one decimal place. (This is a 2 part question.)

1

This table shows the number of students who attended the last basketball game. If the data was displayed in a circle graph, what percent of the graph would represent the 6th graders?

1

A group of students attending an outdoor school were asked for their favourite activity.

Write the number of students who voted for each activity as percents.

1

The table shows the number of students who attended the concert last night.

If the data were displayed in a circle graph, what percent of the graph would represent the 7th graders who attended the concert?

1

The table shows the number of hours per week a college student spends on different subjects.

What is the sector angle for English?

1

Find the central angle of a sector that represents 55% in a circle graph.
Round to the nearest degree if necessary.

1

Identify all the diameters drawn in this circle.

1

The table shows the number of students who attended the last football game.


If the data were displayed in a circle graph, what percent of the graph would represent the 6th graders?

1

The distance around Earth at the equator is about 40 074 km.
Find the diameter at the equator of Earth. Round your answer to the nearest kilometer. Draw a diagram if it helps to explain your thinking.

1

A triangle has area 64 m2 and height 16 m. What is the length of the base?

1

Students were asked whether they spend too much or too little time watching television.
The circle graph shows the responses of 120 students.
How many students thought they watched too little television?

1

Grade 7 students were surveyed on how many hours per day they spend on various activities.
About how many hours per day are spent on socializing and watching TV?

1

Calculate the circumference of this circle. Round your answer to one decimal place.

1

The circle graph shows how a college student breaks down her study time in a typical week.

If the student spends 40 h per week studying, how much time is spent studying Math and French?

1

The circle graph shows how a college student breaks down her study time in a typical week.
What fraction of the time is spent on Art and Math?

1

Find the area of a parallelogram with base 100 cm and height 42 cm.

1

Calculate the circumference of this circle. Round your answer to one decimal place.

1

Find the area of this parallelogram.

1

Grade 8 students were surveyed on how many hours per week they spend on various activities.

About how many hours per week are spent on homework and school? (Think about how many hours are in a day and days in a week)

1

Find the area of a parallelogram with base 75 cm and height 8.4 cm.

1

A circle has diameter 22 cm. What is the radius?

1

Find the area of this parallelogram.

1

Calculate the circumference of this circle. Round your answer to two decimal places.

1

Four identical circles of the largest possible size are drawn on a square sheet of paper.

The side length of the square paper is 4.8 cm. What is the radius of each circle? (Drawing a diagram will help in your thinking)

1

The area of a triangle is 54 cm2. If the base measures 12 cm, what is the height?

1

Joanne is making a quilt with this triangular shape. She plans to cut out 54 triangles from different fabrics. What is the total area of the material Joanne will use?