解：（1）当该角为已知边所夹时，三角形唯一；（2） 当不是已知边所夹时 (i) 若已知角大于等于90度，三角形唯一，(ii) 若已知角为锐角时三角形不唯一（有两种情况）。
It is because of this that thecase of knowing two sides and an angle opposite one of them (SSA) is called theambiguous case of the Law of Sines.Suppose that sides a and c and the nonincluded angle A of a triangle areknown and we are asked to solve triangle ABC. The relationships ...
understand that two sides of a triangle and an acute angle, not included between the two sides, may not determine a unique triangle, Common Core Grade 7
device for fixing a triangle, which boasts a wealth in verjüngstem operation when two sides and the included angle or a side and two angles thereof are knownJORDAN ROZWADOWSKI, THADDAEUS RITTER
百度试题 结果1 题目 In Exereise,given two sides and one angle for an triangle, solve the remaining one side and two angles.a=4, c=3, β=100° 相关知识点: 试题来源: 解析 b=5, α=47°, γ =33° 反馈 收藏
7In parallelogram ABCD,the lengths of two adjacent sides are 4 cm and 6 cm,and theirincluded angle is 60.Then the length of the shorter diagonal is cm.7 In parallelogram ABCD, the lengths of two adjacent sides are 4 cm and 6 cm,and their includedangle is 60°.Then the length of ...
百度试题 结果1 题目(2) The longer the two sides of an angle, the larger the angle. ( ) 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Two sides and an angle are given below. Determine whether the given information results in one triangle, two triangles, or no triangle all. Solve any resulting triangle a= There are 2 steps to solve this one.
结果1 题目12. Two sides of a regular pentagon are produced to form angle x. What is x? 相关知识点: 试题来源: 解析 http://gallery.fbcontent.cn/latex?decode=false&latex=%24%2436%5E%7B%5Ccirc%7D%24%24%25&fontSize=30 反馈 收藏 ...
百度试题 结果1 题目 Two sides of a parallelogram are 12 and 15 and one angle is 30°. What is the area of the parallelogram? 相关知识点: 试题来源: 解析 90 90 反馈 收藏