WebRD Sharma solutions for Mathematics for Class 9 Chapter 17 Heron’s Formula Exercise 17.2 [Pages 19 - 20] Exercise 17.2 Q 1 Page 19 Find the area of a quadrilateral ABCD is which AB = 3 cm, BC = 4 cm, CD = 4 cm, DA = 5 cm and AC = 5 cm. VIEW SOLUTION Exercise 17.2 Q 2 Page 19 Area of PQRS = Area of PQR + Area of ΔPQS = (6+9.166)𝑐𝑚2=15.166𝑐𝑚2 WebLet the common ratio between the sides of given triangle be x. So, side of triangle will be 12x, 17x, and 25x. Perimeter of this triangle = 540 cm. 12x + 17x + 25x = 540 cm. 54x = 540 cm. x = 10 cm. Sides of triangle will be 120 cm, 170 cm, and 250 cm. By Heron's formula. So, area of this triangle will be 9000 cm 2.
RD Sharma Solutions for Class 9 Maths Chapter 12:Heron
WebApr 30, 2024 · Question 3. The sides of a quadrilateral, taken in order as 5 m, 12 m, 14 m, 15 m respectively, and the angle contained by first two sides is a right angle. Find its area. Solution: Given that, AB = 5 m, BC = 12 m, CD =14 m and DA = 15 m. Join AC. Now area of triangle ABC = ½ × AB × BC. = 1/2× 5 × 12 = 30 m 2. Question 1: Find the area of a triangle whose sides are respectively 150 cm, 120 cm and 200 cm. Solution: We know, Heron’s Formula … See more Question 1: Find the area of the quadrilateral ABCD in which AB = 3 cm, BC = 4 cm, CD = 4 cm, DA = 5 cm and AC = 5 cm. Solution: Area of the quadrilateral ABCD = Area of △ABC + Area of △ADC ….(1) △ABC is a right … See more Question 1: Find the area of a triangle whose base and altitude are 5 cm and 4 cm, respectively. Solution: Given: Base of a triangle = 5 cm and altitude = 4 cm Area of triangle = 1/2 x base x altitude = 1/2 x 5 x 4 = 10 The area of the … See more litecraft held
Question 1. Aaash Institute
WebDec 7, 2024 · Download CBSE Class 9 RD Sharma Solution 2024-23 Session in PDF. Class 9 RD Sharma Solution is provided here to prepare for final exams and score well in the examinations. RD Sharma Solution for Class 6 to 12 provided by Edufever is the best solution manual available on the internet. The solutions are organized chapter wise and … WebHeron’s Formula. It is the outside boundary of any closed shape. To find the perimeter we need to add all the sides of the given shape. For more details use the links given below: … WebIn this chapter, we provide RD Sharma Solutions for Class 9 Chapter 12 Heron’s Formula for English medium students, Which will very helpful for every student in their exams. imperial ware co