Area in Triangle /// oj10229 题目大意: 给出三角形的三个顶点 再给一条绳(绳长不超过三角形周长) 求绳子在三角形中能围出的最大面积 题解链接http://blog.sina.com.cn/s/blog_6a46cc3f0100tujn.html 多边形和圆 周长相同时 圆的面积更大 而当绳长超过三角形的内接圆时 沿着边放 对应三角的三个...
triangle top: right triangle bottom: equilateral triangle tri·an·gle (trī′ăng′gəl) n. 1. a.The plane figure formed by connecting three points not in a straight line by straight line segments; a three-sided polygon. b.Something shaped like such a figure:a triangle of land. ...
A. 72 square centimeters B. 36 square centimeters C. 24 square centimeters D. 18 square centimeters 相关知识点: 试题来源: 解析 B。三角形面积为底乘以高除以 2,9 乘以 8 除以 2 等于 36 平方厘米。选项 A 是底乘高的结果;选项 C 和 D 计算错误。反馈...
The area of a triangle is calculated by multiplying its base by its height and then dividing by ___. A. two B. three C. four D. five 相关知识点: 试题来源: 解析 A。本题考查三角形面积计算公式。三角形面积是底乘以高再除以二。选项 B、C、D 都不是三角形面积计算公式中的数值。反馈...
The area of a triangle is 24 square meters. If the base is 8 meters, what is the height? A. 3 meters B. 6 meters C. 4 meters D. 12 meters 相关知识点: 试题来源: 解析 B。三角形面积 = 底×高÷2,高 = 面积×2÷底,24×2÷8 = 6 米。选项 A 3 米,24×2÷8 = 6 米,不...
结果1 题目The area of a triangle is 35 square feet and the base is 7 feet. What is the height? A. 5 feet B. 6 feet C. 7 feet D. 8 feet 相关知识点: 试题来源: 解析 C。高=面积×2÷底,35×2÷7=10 英尺。反馈 收藏
hdu 1451 Area in Triangle(计算几何 三角形) Given a triangle field and a rope of a certain length (Figure-1), you are required to use the rope to enclose a region within the field and make the region as large as possible. Input
ANSWER BOX: A =in2 RESULTS BOX: 4.A triangle shaped piece of paper has an area of 36 square centimeters and a base of 6 centimeters. Find the height. (Hint: work backwards) ANSWER BOX: H =cm RESULTS BOX: 5.A triangle shaped rug has an area of 12 square yards and the height is...
The area of a triangle is calculated by multiplying the base by the height and then dividing by ___. A. 2 B. 3 C. 4 D. 5 相关知识点: 试题来源: 解析 A。三角形的面积是底乘以高再除以 2。这是三角形面积公式的知识点。选项 B、C、D 都不是三角形面积公式中的除数。反馈...
A. 4 meters B. 6 meters C. 8 meters D. 12 meters 相关知识点: 试题来源: 解析 6米。三角形面积公式为底乘高除以 2。已知面积和底求高,先用面积乘 2 再除以底。24 乘 2 等于 48,48 除以 8 等于 6,所以选 B。A 选项若高为 4 米,8 乘 4 除以 2 等于 16,不是 24;C 选项若高为 8...