Ayush Agarwal Maths

Maths Solutions 10th  Triangles Solutions  Q. Three line segments OA,OB and OC points L, M, N respectively are so chose that LM ||AB and MN||BC but neither of L, M, N nor of A,B,C are collinear. Prove that LN||AC .  Solution  Q. O is any point inside a triangle ABC. The bisector of ∠AOB, ∠BOC and ∠COA meet the sides AB, BC and CA in point D,E and F respectively. Show that  AD×BE×CF=DB×EC×FA Solution -  Q. AD is a median of △ABC. The bisector of ∠ADB and ∠ADC meet AB and AC in E and F respectively. Prove that EF∣∣BC. Solution : -                                                       Keep sharing  Thank you                                                    Join us now :-  Instagram

Quadrilateral solutions  Q. 1. The diagonals of a rectangle ABCD intersect at a point O. If angle COD = 78° , then find the value of angle OAB.  Solutions -  Q. 2. In a quadrilateral ABCD, angle B = 130° , angle C = 60° angle bisectors of angle A and angle D meet at P. Find angle APD.  Solutions -  Q. 3. ABCD is a trapezium in which AB parallel to DC and angle A = angle B = 55° . Find angle C and angle D of a trapezium.  Solution -