ABC is a triangle right angled at C. A line through the mid-point M of hypotenuse AB and parallel to BC intersects AC at D. Show that (i) D is the mid-point of AC (ii) MD⊥AC (iii) CM=AM=12AB View Solution Q3 ABC is a triangle right angled at C. A lin...
In a right angled triangle, right angled at A, the angle formed at B is45∘. If the length of side AB in 5m, then what is the length of the side AC? View Solution In the given figure,ABCin a right-angled triangle,right-angled atB.IfBC=5cmandAC-AB=1cm,f∈dthevalueofcosecAand...
the triangles ABC and AKL respective-ly.Show that S2T.(HEL)5.在直角△ABC中,AD是斜边BC上的高,过△ABD的内心与△ACD的内心的直线分别交边AB和AC于K和L,△ABC和△AKL的面积分别记为S和T.求证:S≥2T.(希腊)5.ABC is a triangle right-angled at A,and D is the foot of the altitude from A...
ABC is a triangle, right angled at B. If BCDE is a square on side BC and ACFG is a square on AC, prove that AD = BF.
百度试题 结果1 题目ABC is a right-angled triangle. Angle size of angle B : size of angle A=3:2 Work out the length of AB.Give your answer correct to 3 significant figures. 相关知识点: 试题来源: 解析反馈 收藏
In the problem, we are required to solve the right triangle ABC and we are given two of its sides, the third side can be easily found out using the Pythagoras theorem.Answer and Explanation: We are given that the triangle is right-angled at C, so its hypotenuse must be ...
ABC is a triangle right angled at B. The hypotenuse (AC) is four times the perpendicular (BD) drawn to it from the opposite vertex and AD<DC. What is AD: DC equal to? AA. (7−2√3):1 BB. (7−4√3):1 CC. 1:2 DD. none of theseSubmit ABC is a triangle right angled...
Triangle (ABC) is a right angled triangle. Also (AC=5), (CB=3) and angle (ADB) is a right angle.What is the length of (DB)? 相关知识点: 试题来源: 解析 (2.4) This is another special triangle problem. The hypotenuse =5, one leg =3, so the other leg ((AB)) =4Now ...
ABC is a right angled triangle AB = 3 cm, BC = 5 cm and AC = 4 cm, then the inradius of the circle is : View Solution ABC is a right angled triangle AB = 3 cm, BC = 5 cm and AC = 4 cm, then the inradius of the circle is : View Solution ABC is a triangle in wh...
28In the figure below, ABC is a right-angled triangle. EF is parallel to GH.Find ∠BCH.E77°50°B GC H∠ACB =180°-90°-50°=40°∠ACH =77°∠BCH =77°-40°=37°37ūAns:O 相关知识点: 试题来源: 解析 ∠ACB=180°-90°-50°=40° ∠ACH=77° ∠BCH=77°-40°=37°37 ...