What is the diagonal of a polygon? What are the properties of regular polygons? Is a circle a polygon? What is the minimum number of sides a polygon must-have? Can a number of angles and the number of sides for a polygon be different?
<p>To find the number of sides of a regular polygon inscribed in a circle, where a side subtends an angle of 30 degrees at the center, we can follow these steps:</p><p><strong>Step 1: Understand the relationship between the angle and the number of sides<
The large circle has diameter (径) A C. The two small circles have their centers on A C and just touch at O, the center of the large circle. If each small circle has radius 1, what is the value of the ratio (比 ) of the arc a of the shaded region to the are a of one of...
Identify the center, a radius, an apothem, and a central angle of polygon. Then find the measure of a central angle. 相关知识点: 试题来源: 解析 Sample answer: center: point L, radius: (LK), apothem: (LM), central angle: ∠ ALK, 36° 反馈 收藏 ...
Ask a question Search AnswersLearn more about this topic: What is a Polygon? | Definition, Types & Examples from Chapter 7 / Lesson 13 1.6M Learn about polygons and see examples of polygons. Discover how to find angles in polygons and the difference between regular polygons and irregu...
What do you mean by incircle? An incircle isan inscribed circle of a polygon, i.e., a circle that is tangent to each of the polygon's sides. The center of the incircle is called the incenter, and the radius. of the circle is called the inradius. ...
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A. square B. triangle C. circle D. polygon 相关知识点: 试题来源: 解析 A。本题考查对几何图形形状的理解。A 选项“square”表示正方形;B 选项“triangle”表示三角形;C 选项“circle”表示圆形;D 选项“polygon”表示多边形。操场通常是正方形的,所以选 A。反馈...
Haynie. Circle Triangle Square. What is a polygon? a closed figure made by joining line segments POLYGONS & QUADRILATERALS Dr. Beth McCulloch Vinson Athens State University PT3 Grant, Summer 2000. The City School Liaquat Campus Abdul Sami khan Preps Teacher [Mathematics] March 2011-April...
A、draw polylinesB、draw a polygonC、draw a circleD、draw a rectangle 相关知识点: 试题来源: 解析 C 1. 句意指过量食用某种食物会导致疾病,因此选择“fried food”(油炸食品)。 2. 句意指每天需要摄入某种包含牛奶和酸奶的食物类别,因此选择“dairy product”(乳制品)。 3. 句意指花费大量时间阅读,...