I. Contents
Definition and characteristics of a circle: Introduce the concept, properties and characteristics of a circle, such as radius, diameter, perimeter and area. This can help readers better understand the concept and meaning of circle.
Application of circle: list the applications of circle in life and work, such as drawing maps, designing buildings, calculating distance and speed, etc. These applications can make readers know more about the practical application and value of the circle.
Calculation method of circle: Introduce the related methods of calculating circle, such as Pythagorean theorem, cosine theorem or sine theorem. These methods can help readers to calculate the parameters and properties of the circle better.
Geometric properties of a circle: introduce some geometric properties of a circle, such as center, radius, diameter, arc length, circumferential angle, etc. These properties can help readers better understand the shape and characteristics of a circle.
Drawing method of circle: Introduce the method of drawing circle, such as using calculator, hand-drawn tool or computer drawing software. These methods can help readers better master the skills and methods of drawing circles.
By drawing a circle and calculating the area and perimeter of the circle, children can understand the nature and application of the circle more deeply. At the same time, children can understand the changing law of the circle in different situations, such as radius, diameter, arc length and so on, through the change of graphics. Knowing handwritten newspaper can not only help children to improve their hands-on ability and innovation ability, but also help them to better understand and apply mathematics knowledge and cultivate their logical thinking and problem-solving ability.
Second, the picture.
Color application: Using different colors and TINT can make the picture more colorful. For example, using contrasting colors and complementary colors can make the picture more vivid.
Layout: Layout is also very important in handwritten newspapers. Reasonable layout can make the picture more neat and beautiful. Grid lines can be used to assist layout design.
Theme pattern: in the center of the canvas, you can draw patterns related to the theme. This can be simple geometric figures, abstract lines or symbolic figures.
Text design: around the theme pattern, you can use different fonts and colors to design the text. These words can be titles, descriptions or slogans.
Pictures and illustrations: Adding some pictures and illustrations to handwritten newspapers can make the pictures more vivid. These pictures can be related to themes, landscape photos or works of art.