百度试题 结果1 题目If the sides of a triangle have lengths that are consecutive inte-gers, which of the following CANNOT be the length of one of the sides?A. 1B.3C.5D. 7 相关知识点: 试题来源: 解析 A 反馈 收藏
Let the height to the side of length 15 be h1, the height to the side of length 10 be h2, the area be A, and the height to the unknown side be h3. Because the area of a triangle is bh2, we get that 15(h1)=2A and 10(h2)=2A, so, setting them equal, h2=3h12. From ...
Let the height to the side of length 15 be h1, the height to the side of length 10 be h2, the area be A, and the height to the unknown side be h3. Because the area of a triangle is bh2, we get that 15(h1)=2A and 10(h2)=2A, so, setting them equal, h2=3h12. From ...
A. equilateral triangle B. isosceles triangle C. right triangle D. scalene triangle 相关知识点: 试题来源: 解析 B。有两条边相等的三角形叫等腰三角形,即 isosceles triangle。A 选项 equilateral triangle 是等边三角形,三边相等;C 选项 right triangle 是直角三角形;D 选项 scalene triangle 是不等边三角...
The sum of the lengths of any two sides of a triangle must exceed the length of the third side, so the third sided’ length is less than 16. 三角形的两条边各长8.三角形最长的边不可能是( ). A.8 B.9 C.12 D.16 三角形任意两条边的长度之和必须超过第三条边的长度的,所以第三条边...
Given the sides of a triangle are 2 cm and 9 cm respectively, find the length of the third side if the perimeter of the triangle is an even number. A.7 cm B.8 cm C.9 cm D.5 cm 相关知识点: 试题来源: 解析 C 反馈 收藏
12. The length of the 3 sides of a triangle is in the ratio 3: 4: 5. If the perimeter of the triangle is 72 cm, what is the difference in length between the longest and the shortest sides of the triangle?(1)6 cm(2)12 cm(3) 18 cm(4)24 cm((2) ) 相关知识点: 试题...
Two sides of a triangle have length 6 and 8. Which of the following are possible areas of the triangle? I. 2 II. 12 III. 24 A.I only B.I and II only C.II and III only D.I and III only E.I, II, and III 我的答案: ...
百度试题 结果1 题目 The lengths of the sides of a triangle are 5, 7, and8. If the length of the longest side of a similar triangle is24, find the perimeter of thelarger triangle. 相关知识点: 试题来源: 解析 60 60 反馈 收藏 ...
① The length of each side is an integer ; ② The greatest length of sides is 18 . then , the number of such triangles is() (A)90个 (B)91个 (C)92个 (D)171个 (英汉词典:triangle 三角形;side 边)相关知识点: 试题来源: 解析 4 A ...