Area and Perimeter in Geometry

Area and Perimeter in Geometry

Assessment

Interactive Video

Mathematics

6th - 7th Grade

Hard

Created by

Thomas White

FREE Resource

The video tutorial explains the concepts of composition and decomposition in geometry, focusing on calculating the area of complex shapes by creating rectangles and subtracting triangles. It compares the two methods, emphasizing the ease of decomposition. The tutorial also covers perimeter calculation and provides exam tips.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary advantage of using composition in geometry?

It always results in a perfect square.

It eliminates the need for subtraction.

It allows for the completion of any shape.

It simplifies the calculation of perimeters.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When composing a rectangle, what must you ensure about the pieces to be removed?

They are all odd shapes.

They are either triangles or rectangles.

They are all circles.

They are all squares.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the decomposition method, what is the first step to find the area?

Multiply the base by the height.

Identify and subtract triangles from the whole.

Draw a rectangle around the shape.

Add all the sides together.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of subtracting the areas of the triangles from the whole rectangle?

The perimeter of the shape.

The total area of the shape.

The volume of the shape.

The diagonal length of the shape.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why might decomposition be considered easier than composition?

It avoids the use of a calculator.

It requires fewer calculations.

It involves only addition.

It provides clearer shapes to work with.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the area of the shape after decomposition, according to the video?

114 square units

98 square units

56 square units

58 square units

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct perimeter of the shape discussed in the video?

60 units

58 units

56 units

62 units

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