0 AnilSinghBoraGuru Asked: July 8, 2022In: CBSE Let s denote the semi-perimeter of a triangle ABC in which BC = a, CA = b, AB = c. If a circle touches the sides BC, CA, AB at D, E, F, respectively, prove that BD = s – b. 0 Well this is a very confusing question i really don’t have any idea how to solve this one, what formula ...Read more ncert maths class 9thtriangles

1 AnilSinghBoraGuru Asked: July 12, 2021In: CBSE Give the geometric representations of y = 3 as an equation (i) in one variable (ii) in two variables 1 please help me solving this question. this is question number 1 exercise 4.4 chapter linear equations this is very important ...Read more linear equationsncert maths class 9thncert maths solutions