"Preliminary Understanding of Corners" PPT Courseware 3

Description

"Preliminary Understanding of Corners" PPT Courseware 3

A preliminary understanding of angles

The apex of the horn is pointed,

The two sides of the angle are straight,

Neither sharp nor straight is not an angle.

Look for it

Tell your deskmate where there are horns around you?

The size of the angle has nothing to do with the length of the side.

The size of the horn is related to the size of the opening on both sides.

Starting from a point, use a ruler to draw two lines in different directions to create an angle.

fill in the blank:

⑴ An angle has ( ) vertices and ( ) sides.

⑵ A triangle has ( ) angles, and a square has ( ) angles.

⑶ When drawing corners, first ( ), then ( ).

judge:

⑴The longer the side, the larger the angle. ( )

⑵ The size of the angle has nothing to do with the length of the side. ( )

⑶ An angle has only two sides and one vertex. ( )

Keywords: Preliminary understanding of angles courseware, Western Normal University version second grade mathematics PPT courseware download, second grade mathematics slide courseware download, Preliminary understanding of angles PPT courseware download, .PPT format;

For more information about the "Preliminary Understanding of Corners" PPT courseware, please click the "Preliminary Understanding of Corners" ppt tag.

"Understanding acute angles and obtuse angles" Preliminary understanding of angles PPT courseware 2:

"Understanding acute angles and obtuse angles" Preliminary understanding of angles PPT courseware 2 Judgment: 1. The angle shown in the picture is an obtuse angle. ( ) 2. Acute angles are smaller than right angles. () 3. An obtuse angle is larger than a right angle. ( ) 4. All acute angles are smaller than blunt angles..

"Understanding acute angles and obtuse angles" PPT courseware for preliminary understanding of angles:

"Understanding Acute Angle and Obtuse Angle" Preliminary Understanding of Angle PPT Courseware Today I brought my elder brother and younger brother, but they quarreled. I am the slimmest and most iconic, and I should be the elder brother. I am the fattest, and the one who should be the elder brother is I! Now I know, obtuse angle is the best...

"Preliminary Understanding of Right Angle" Preliminary Understanding of Angle PPT Courseware 2:

"Preliminary Understanding of Right Angle" Preliminary Understanding of Angle PPT Courseware 2 Learning Objective: To enable students to experience the process of extracting right angles from life situations, learn to identify right angles, draw right angles, and be able to compare acute angles, obtuse angles, and right angles...

File Info

Update Time: 2024-11-05

This template belongs to Mathematics courseware Western Normal University Edition Second Grade Mathematics Volume 1 industry PPT template

Preview