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Show that (i) AD bisects BC (ii) AD bisects A. 3 years ago Satkriti Roao class 9 cbse ncert triangles ΔABC and ΔDBC are two isosceles triangles on the same base BC and vertices A and D are on the same side of BC (see Figure). 3 years ago Satkriti Roao class 9 cbse ncert triangles Show that the angles of an equilateral triangle are 60° each. 3 years ago Satkriti Roao class 9 cbse ncert triangles ABC is a right-angled triangle in which A = 90° and AB = AC. Find B and C. 3 years ago Satkriti Roao class 9 cbse ncert triangles ΔABC is an isosceles triangle in which AB = AC. Side BA is produced to D such that AD = AB (see Figure). Show that BCD is a right angle. 3 years ago Satkriti Roao class 9 cbse ncert triangles ABC and DBC are two isosceles triangles on the same base BC (see Figure). Show that ABD = ACD. 3 years ago Satkriti Roao class 9 cbse ncert triangles ABC is a triangle in which altitudes BE and CF to sides AC and AB are equal (see Figure). Show that (i) ΔABE ΔACF (ii) AB = AC, i.e., ABC is an isosceles triangle. 3 years ago Satkriti Roao class 9 cbse ncert triangles ABC is an isosceles triangle in which altitudes BE and CF are drawn to equal sides AC and AB respectively (see Figure). Show that these altitudes are equal. 3 years ago Satkriti Roao class 9 cbse ncert triangles In ΔABC, AD is the perpendicular bisector of BC (see Fig.). Show that ΔABC is an isosceles triangle in which AB = AC. 3 years ago Satkriti Roao class 9 cbse ncert triangles In an isosceles triangle ABC, with AB = AC, the bisectors of B and C intersect each other at O. Join A to O. 3 years ago Satkriti Roao class 9 cbse ncert triangles In right triangle ABC, right angled at C, M is the mid-point of hypotenuse AB. C is joined to M and produced to a point D such that DM = CM. 3 years ago Satkriti Roao class 9 cbse ncert triangles AB is a line segment and P is its mid-point. D and E are points on the same side of AB such that BAD = ABE and EPA = DPB 3 years ago Satkriti Roao class 9 cbse ncert triangles In Figure, AC = AE, AB = AD and BAD = EAC. Show that BC = DE. 3 years ago Satkriti Roao class 9 cbse ncert triangles Line l is the bisector of an angle A and B is any point on l. BP and BQ are perpendiculars from B to the arms of A (see Fig.). 3 years ago Satkriti Roao class 9 cbse ncert triangles l and m are two parallel lines intersected by another pair of parallel lines p and q (see Fig.). Show that ΔABC ΔCDA. 3 years ago Satkriti Roao class 9 cbse ncert triangles AD and BC are equal perpendiculars to a line segment AB (see Fig.). Show that CD bisects AB. 3 years ago Satkriti Roao class 9 cbse ncert triangles ABCD is a quadrilateral in which AD = BC and DAB = CBA (see Fig.). Prove that (i) ΔABD ΔBAC (ii) BD = AC (iii) ABD = BAC 3 years ago Satkriti Roao class 9 cbse ncert triangles In quadrilateral ACBD, AC = AD and AB bisect A (see Fig.). Show that ΔABC ΔABD. What can you say about BC and BD? 3 years ago Satkriti Roao class 9 cbse ncert triangles In Figure, the side QR of ΔPQR is produced to a point S. If the bisectors of PQR and PRS meet at point T 3 years ago Satkriti Roao class 9 cbse ncert lines angles In Figure, if PQ ⊥ PS, PQ SR, SQR = 28° and QRT = 65°, then find the values of x and y. 3 years ago Satkriti Roao class 9 cbse ncert lines angles Page 3 / 5 Prev 1 2 3 4 5 Next Share: Super Globals Requests: Server: Options and Features route: community use_home_url: url: https://eanshub.com/community/ pageid:187 default_groupid: 3 2022 How Can We Help? Δ Home About Us Contact Us Privacy Policy Term of Use Copyright © 2020 Eanshub All Rights Reserved
