Grade 6 Unit 1 Lesson 2 Quiz

What happens to the area of a rectangle when it is decomposed along its diagonal and rearranged into a new shape?

• The area increases.

• The area decreases.

• The area remains the same.

• The area becomes zero.

When Priya decomposes a square into smaller squares and rearranges them, how does the area of the new figure compare to the original?

• The new figure has a greater area.

• The new figure has a smaller area.

• The areas are the same.

• The area cannot be determined.

How many small triangles are needed to form a shape with an area of one and a half square units?

• Five small triangles

• Four small triangles

• Three small triangles

• Two small triangles

Which of the following shapes can be formed using three small triangles?

• A square

• A medium triangle

• A rectangle

• A parallelogram

If the area of a rectangular playground is 78 square meters and its length is 13 meters, what is its width?

• 8 meters

• 6 meters

• 5 meters

• 7 meters

What is the formula to find the missing side of a rectangle if the area and one side are known?

• Area multiplied by the known side

• Area divided by the known side

• Area minus the known side

• Area plus the known side

How can the area of a complex shape be determined if it has many different measurements?

• By using a single formula for the entire shape

• By breaking it down into simpler shapes

• By ignoring the smaller parts

• By estimating the area visually

What is the area of a rectangle that is 35 meters by 10 meters?

• 350 square meters

• 250 square meters

• 450 square meters

• 550 square meters

If a complex shape is divided into three rectangles, what should be done to find the total area?

• Add the areas of the rectangles

• Divide the areas of the rectangles

• Subtract the areas of the rectangles

• Multiply the areas of the rectangles

What is the total area of three rectangles with areas 350, 600, and 450 square units?

• 1400 square units

• 1200 square units

• 1500 square units

• 1300 square units