"Calculation of the Area of ​​a Triangle" Triangle PPT Courseware 2

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"Calculation of the Area of ​​a Triangle" Triangle PPT Courseware 2

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"Calculation of the Area of ​​a Triangle" Triangle PPT Courseware 2

Example: A part has a triangle on one side. The base of the triangle is 5.6 cm and the height is 4 cm. What is the area of ​​this triangle in square centimeters?

5.6 ×4 ÷2=11.2 (square centimeters)

Answer: The area of ​​this triangle is 11.2 square centimeters

Do it

1. Indicate the base and height of the triangle below, and calculate their areas in parallel. (Unit: cm)

2. The picture above is a parallelogram. Fill in the blanks by looking at the picture:

The area of ​​the parallelogram is 12 square centimeters and the area of ​​triangle ABC is ( ) square centimeters.

Thinking questions

Which triangle in the figure below has the same area as the colored triangle? Why? Can you draw another triangle in the picture with the same area as the colored triangle? Give it a try.

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For more information about the "Calculation of the Triangle Area of ​​a Triangle" PPT courseware, please click on the "Calculation of the Triangle Area of ​​a Triangle ppt" ppt tag.

"Calculation of the Area of ​​a Triangle" Triangle PPT Courseware:

"Calculation of the Area of ​​a Triangle" Triangle PPT Courseware Count the squares and find the area? Think about it: Is there any other way you can calculate the area of ​​a triangle? Two identical triangles can be combined to form a parallelogram. ... ... ... 1. Two triangles with equal bases and equal heights...

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Update Time: 2024-09-29

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"Calculation of the Area of ​​a Triangle" Triangle PPT Courseware 2
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