| Category | Format | Size |
|---|---|---|
| Western Normal University Edition Fifth Grade Mathematics Volume 1 | pptx | 6 MB |
"Understanding of Hectares and Square Kilometers" Calculation of Polygon Area PPT Courseware
Description
"Understanding of Hectares and Square Kilometers" Calculation of Polygon Area PPT Courseware
The area of a stamp is about 8 ( )
The area of the classroom desk is about 24 ( )
The area of the classroom floor is about 50 ( )
How big is 1 hectare?
A square piece of land with a side length of 100 meters has an area of 1 hectare.
100×100＝10000(square meters)
1 hectare = ( ) square meter
Mathematics in life
(1) The area of a classroom is about 50 square meters, and 200 such classrooms cover an area of about 1 hectare.
(2) The area of a football field is about 7,000 square meters, and the area of 140 football fields is about 1 square kilometer.
fill in the blank
6 hectares = ( ) square meters
70,000 square meters = ( ) hectares
Fill it out
5 hectares = ( ) square meters
10 square kilometers = ( ) hectares
20,000 square meters = ( ) hectares
10,000 hectares = ( ) square kilometers
Unit conversion
21 square kilometers = ( ) hectares
450,000 square meters = ( ) hectares
180,000 square meters = ( ) hectare
9 hectares = ( ) square meters
31 square decimeters = ( ) square centimeters
70,000 hectares = ( ) square kilometers
Keywords: Courseware for calculating the area of a polygon, courseware for understanding hectares and square kilometers, download the fifth-grade mathematics PPT courseware for the first volume of the Western Normal University edition, download courseware for fifth-grade mathematics slides, download PPT courseware for calculating the area of a polygon, hectares and square kilometers Download rice understanding PPT courseware in .PPT format;
For more information about the PPT courseware "Calculation of polygon area and understanding of hectares and square kilometers", please click the Calculation of polygon area ppt and understanding of hectares and square kilometers ppt tag.
"Understanding of Hectares and Square Kilometers" Calculation of the Area of Polygons PPT Courseware 3:
"Understanding of Hectares and Square Kilometers" Calculation of Polygonal Area PPT Courseware 3 1. What are the commonly used units of area? Square meter Square decimeter Square centimeter 1 square decimeter =100 square centimeters 1 square meter =100 square decimeters The rate of progress between two adjacent area units..
"Understanding of Hectares and Square Kilometers" Calculation of the Area of Polygons PPT Courseware 2:
"Understanding of Hectares and Square Kilometers" Calculation of Polygonal Area PPT Courseware 2 Teaching Objectives 1. Knowledge Objectives: Let everyone know the commonly used units of land area, hectares and square kilometers, learn to measure land area, and know how big 1 hectare is. 2. Ability goal: enable everyone to master...
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Update Time: 2024-07-06
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