The sum of the measures of the angles in a pentagon is___. A. 360 degrees B. 540 degrees C. 720 degrees D. 900 degrees 相关知识点: 试题来源: 解析 B。五边形内角和是 540 度。pentagon 是五边形,sum 是和,measures of the angles 是角度度数。反馈 收藏 ...
A. 180 degrees B. 360 degrees C. 540 degrees D. 720 degrees 相关知识点: 试题来源: 解析 C。本题考查多边形内角和公式。五边形内角和为(5 - 2)×180 = 540 度。选项 A 是三角形内角和,选项 B 是四边形外角和,选项 D 是六边形内角和。反馈 收藏 ...
Learn what a pentagon is, how to identify the total degrees in a pentagon, and how to find the sum of interior angles of a pentagon.
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百度试题 结果1 题目(a) Show that the sum of the interior angles of a regular pentagon is 540°.Answer(a)[Ext angle] =360 ÷5 5 × (180-72)=540 相关知识点: 试题来源: 解析 [Ext angle] =360÷5 5×(180-72)=540 反馈 收藏 ...
(e) explore constructing a combined PM using a regular pentagon and special rhombus with two 36° angles as the basic figures; (f) observe and enjoy the single PM patterns constructed by using some non-regular pentagons as the basic figure; (g) students working collaboratively in groups ...
Collect some information about pentagons. 2Pentagon 五边形A pentagon is a kind of shape.It has five sides.The angles inside a pentagon add up to 540°.The word pentagon is fromGreek.It means five.Where can we see a pentagon in nature?Have you heard about okra?Okra is a kind offlower ...
The angles of a pentagon are x^@, (x+20)^@, (x + 40)^@, (x +60)^@ and (x +80)^@. The smallest angle of the pentagon is
A pentagon with 5 sides of equal length and 5 interior angles of equal measure is inscribed in a circle. Is the perimeter of the pentagon greater than 26 centimeters? The area of the circle is 16πsquare centimeters. The length of each diagonal of the pentagon is less than 8 centimeters....
Pentagon五边形A pentagon is a kind of shape.t has five sides.The angles inside a pentagon add up to 540°.The word "pentagon" is from Greek.It means "five".Where can we see a pentagon in nature?Have you heard about okra?Okra is a kind of plant.t is also known as ladies'fingers....