In a triangle ABC, angle A = 60 degrees, angle B = 70 degrees. What is the measure of angle C? A. 50 degrees B. 60 degrees C. 70 degrees D. 80 degrees 相关知识点: 试题来源: 解析 A。三角形内角和是 180 度,已知角 A 和角 B 的度数,那么角 C 的度数为 180 - 60 - 70 =...
In triangle ABC, angle BAC = 60°, and BC = AB. What is the measure of angle BCA? 相关知识点: 试题来源: 解析 解析: 根据题目中给出的信息,我们需要求解角BCA的度数。 根据三角形内角和定理,三角形ABC的三个内角之和等于180度,即角BAC + 角ABC + 角BCA = 180°。 已知角BAC = 60°,并...
<p>To find the length of CD in triangle ABC where angle A is a right angle, we can follow these steps:</p><p><strong>Step 1: Identify the triangle and its dimensions</strong> In triangle ABC: - Angle A is 90 degrees. - Length AC = 6 cm. - Length BC = 10
In a triangleABC,angleA=90^@,AB=5cm and AC=12cm.If AD|BCthen the value of AD will be a)60/13 cm b)1/60cm c)13/2cm d)(2sqrt12)/13 cm
Answer to: In triangle ABC, angle B is a right angle and the measure of angle A is 40 degrees. Given that AC = 15, what is AB to the nearest tenth?...
4. In triangle ABC the bisector of angle BCA intersects the circumcircle again at R, the per-pendicular bisector of BC at P, and the perpendicular bisector of AC at Q. The midpoint of BC is K and the midpoint of AC is L. Prove that the triangles RPK and RQL have the same area....
百度试题 结果1 题目In a triangle (ABC) find the angle (ACB) when (AB)=92 mm, (BC)=50 mm and (CA)=110 mm. 相关知识点: 试题来源: 解析 =56.1° 反馈 收藏
In a triangle ABC, ∠BCA=90∘ and CD is perpendicular to AB. If AD = 4 cm and BD = 9 cm, then the value of DC will be View Solution ΔABC is a right angle triangle (right angled at B), BD is perpendicular to AC. If AC=16cmBC=9cm, find the length of CD. View Solution...
less than that of angle C. Find the measure of ∠A. Video SolutionText SolutionGenerated By DoubtnutGPT To solve the problem, we need to find the measure of angle A in triangle ABC given the relationships between the angles. 1. Define the angles: Let the measure of angle A be x. 2....
We can find anunknown anglein aright-angled triangle, as long as we know the lengths oftwo of its sides. Example The ladder leans against a wall as shown. What is theanglebetween the ladder and the wall? The answer is to useSine, Cosine or Tangent!