In the given figure angleAOB= 90°, AC= BC, OA = 12 cm and OC = 6.5 cm. Find the area of triangleAOB.
In the given figure, ABC is a right angled triangle with B as right angle. Three semicircles are drawn with AB, BC and AC as diameters. What is the area of the shaded portion, if the area of ΔABC is 12 square units ? View Solution In Fig. 15.98, ABC is a right angled triangl...
【题目】Given in theABC,a,b, c are three sides of the tr iangle,$$ \fr a c { 3 } { a } = \fr a c { 2 } { b } + \fr a c { 1 } { c } $$,then∠Ais( )(英汉词典acute angle:锐角;obtuse angle:钝角) A、acute angle B、right angle C、obtues angle D、acute...
As shown in the figure below, in \triangle ABC, AD is the bisector of \angle BAC, and E is a point on AD, EF\bot B A. \angle C=35^{\circ}, \angle DEF=15^{\circ}, so the measure of \angle B is( ). B. 60^{\circ} C. 65^{\circ} D. 75^{\circ} E. 85^{\circ...
In proving certain sides or angles of a triangle as equal, we need to be well aware of the different properties or theorems that could possibly be applied to do the necessary proving. Answer and Explanation: In the given figure, we are given that AC=CE and BC=CD. We need to prove...
We consider the mud to be dominantly ‘clay’ grain size, probably with a phyllosilicate-rich composition29,30. Figure 1 (a) A regional view of Hydraotes Chaos (outlined in white) showing the distinct Northwestern (NW) and Southeastern (SE) sections, which include the Southern Hydraotes ...
Calculate the angle E in the given figure. Identify angles in standard position which have the same reference angles. (a) 203 and 337 (b) 163 and 287 (c) 14 and 256 (d) 135 and 235 If angle BCE =7x-26, angle DEC= 12x-3, and angle DAB =72 deg .Find each angle m...
3 In Rt△ABC, it is given that$$ \angle C = 9 0 ^ { \circ } a n d A C = B C = $$. Circles with points A, B an d Cas their centres are denote d as circle A, circle B an d circle C, respectively, an d all the radi of the three circles are 2. Then ...
63. Find the measure of angle ABC as shown in the following figure, where AC =CB = CD, and the measure of angle ADC is 29.A B 相关知识点: 试题来源: 解析 63. Perhatikan gambar berikut ini!Cara IDiketahui bahwa , maka sehingga diperoleh:Sudut :Diketahui , maka sehingga diperoleh:...
Refer to right triangle ABC withC=90°as shown in the figure(not drawn to scale).Solve for all remaining parts using the given information. Round side lengths to the nearest foot and angle measures to the nearest degree.