百度试题 结果1 题目The diagram shows a regular octagon.What fraction of the octagon is shaded? 相关知识点: 试题来源: 解析 28/ 14 反馈 收藏
13Diagram NOT accurately drawn The diagram shows a regular hexagon and a regular octagon.105Calculate the size of the angle marked x.You must show all your working. 相关知识点: 试题来源: 解析 105180-(360÷6)=120180-(360÷8)=135360-120-135=OR360÷6=60360÷8=4560+45=105 ...
Choose the asymmetrical shape. A. A regular octagon B. A isosceles triangle C. A crescent moon D. A regular hexagon 相关知识点: 试题来源: 解析 C。解析:新月形是不对称的。选项 A 正八边形是对称图形;选项 B 等腰三角形是对称图形;选项 D 正六边形是对称图形。反馈 收藏 ...
Therefore, the sum of interior angles of the octagon is (8−2)×180∘=1080∘. The 8 interior angles of a regular octagon are of the same size, hence each interior angle of a regular octagon is 1080∘÷8=135∘.结果一 题目 A regular octagon is a polygon that has 8 sides of...
Define Regular octagon. Regular octagon synonyms, Regular octagon pronunciation, Regular octagon translation, English dictionary definition of Regular octagon. one in which the sides are all equal, and the angles also are all equal. See also: Octagon Web
A circle, centre O, touches all the sides of the regular octagon ABCDEFGH shaded in the diagram. The sides of the octagon are of Iength 12 cm BA and GH are extended to meet at P. HG and EF are extended to meet at Q.Show that angle BAH is 135^(° ). 相关知识点: 试题来源:...
百度试题 结果1 题目Find the measure of a central angle of a regular octagon.相关知识点: 试题来源: 解析 45° 45° 反馈 收藏
【题目】An artist creates metal sculptures in the shapes of regular octagons. T he length of each side of the larger sculpture is 7 inches, and thearea of the base of the smaller sculpture is19.28 square inches.What is the length of each side of the smaller Sculpture?
Point O is the center of the regular octagon ABCDEFGH,and X is the mid-point of side AB.What fraction of the area of the octagon is shaded?( ) 点O是正八边形ABCDEFGH的中心,X是边AB的中点。阴影部分占八边形面积比为多少?( )
Problem A regular octagon is made by cutting equal isosceles right triangles out from the corners of a square of sides 16 cm. What is the length of the sides of the octagon? A. 6.627 cm C. 6.762 cm B. 6.267 cm D. 6.276 cm