The perimeter of a triangular field is 240 m
Webb12 juni 2024 · Perimeter of triangle = 5x + 12x + 13x = 30x. 30x = 540. x = 18. This is a right angled triangle as the sides are 5x, 12x and 13x satisfy pythagoras theorem. Let base be … Webb1 Find the cost of laying grass in a triangular field of sides 50 m, 65 m and 65 m at the rate of Rs 7 per m2. 2 The triangular side walls of a flyover have been used for advertisements. ... 7 The perimeter of a triangular field is 420 m and its sides are in the ratio 6 : 7 : 8. Find the area of the triangular field.
The perimeter of a triangular field is 240 m
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Webb21 dec. 2024 · The perimeter of a triangular field is 240 m. If two of its sides are 78 m and 50 m, then what is the length of the perpendicular on the side of length 50 m from the … Webb29 mars 2024 · Example 2 A triangular park ABC has sides 120m, 80m and 50m. A gardener Dhania has to put a fence all around it and also plant grass inside. How much area does she need to plant? Find the cost of fencing it with barbed wire at the rate of Rs 20 per metre leaving a space 3m wide for a gate on one side First we find area needed to …
WebbSolution Perimeter of the field = 144 m Ratio in the sides = 3 : 4 : 5 Sum of ratios -3 + 4 + 5 = 12 ∴ First side = 14412×3=36m Second side = 14412×4=48m and third side = 14412×5=60m Now, s=P erimeter2=1442=72m ∴ Area = √s(s−a)(s−b)(s−c) = √72(72−36)(72−48)(72−60) = √72×36×24×12 = √12×2×3×12×3×12×2×12 = … Webb10 maj 2024 · Perimeter=sum of the sides Let X be a variable. The given ratio is 13:12:5 Therefore the sum of the sides=13x+12x+5x Perimeter=30x Given perimeter=450 30x=450 x=15m The sides are 12*15,13*15,5*15 It is a right angle triangle since 13square equal to sum of the square of 12 and 5. Area =1/2*b*h 1/2*12*15*5*15=6750sq.m
WebbThe perimeter of a triangular field is 240m, and its sides are in the ratio 25:17:12. Find the area of the field. Also find the cost askedJul 20, 2024in Perimeter and Area of Plane Figuresby Dheeya(31.0kpoints) perimeter and area class-10 0votes 1answer The perimeter of a triangular field is 540 m, and its sides are in the ratio 25:17:12. Webb22 maj 2024 · Sides of the triangular field are 25 m, 24 m and 7 m. Based on the above information, answer the following questions. (i) Area of triangular field is (a) 82 m 2 (b) 84 m 2 (c) 86 m 2 ... 240.31 cm 2: 5 (a) ***** CBSE 10th Standard Maths Subject Areas Related to Circles Case Study Questions ...
Webb22 feb. 2024 · Consider the given question: Given the perimeter of the triangle A B C = 240 dm. Length of two sides of triangle = 78 dm and 50 dm. Length of third side of triangle = 240 − ( 78 + 50) ⇒ 240 d m − 128 d m ⇒ 112 d m Now, find the area of triangle A B C by using a Heron’s formula i.e., A r e a = s ( s − a) ( s − b) ( s − c)
Webb20 juli 2024 · Let the sides of the triangular field be 25x, 17x and 12x. As, perimeter = 540 m. ⇒ ⇒ 25x + 17x + 12x = 540. ⇒ ⇒ 54x = 540. ⇒ ⇒ x = 540 54 x = 540 54. ⇒ ⇒ x = 10. … north negley avenue pittsburgh paWebbArea of triangle = ½ × base × height Substituting the values 336 = ½ × 20 × h By further calculation h = (336 × 2)/ 20 So we get h = 336/10 h = 33.6 cm Hence, the required altitude of the triangle is 33.6 cm. 4. The sides of a triangular field are 975 m, 1050 m and 1125 m. northness apartments lerwickWebbRight Answer is: SOLUTION Perimeter of a triangular field = 240 dm Two sides are 78 dm and 50 dm ∴ Third side = 240 - (78 + 50) = 240 - 128 = 112 dm ∴ s= P erimeter 2 = 240 2 … north neighborhoods of chicagoWebbIn another triangular field with sides 240 m, 320 m and 400 m adjacent to the previous field, he wanted to grow potatoes and onions (see figure). He divided the field into two parts by joining the mid point of the longest side to the opposite vertex and grew potatoes in one part and onions in the other part. northnet library systemWebbThe length of its longest altitude. (a) 1675 cm (b) 1o75 cm (c) 2475 cm (d) 28 cm. Thinking Process. (i) First, determine the semi-perimeter, s and then determine the area of triangle by using Heron’s formula. (ii) For the longest altitude, take base as the smallest side. Apply the formula, Area = ½ x Base x Altitude. northnet lending libraryWebbBreadth of the park = 18 m. Area of the park = (35 18) = 630 . Length of the park with grass =(35 5) = 30 m. Breadth of the park with grass = (18- 5) m = 13 m. Area of park with grass = (30 13) = 390 . Area of path without grass = Area of the whole park area of park with grass = 630 - 390 = 240 . Hence, area of the park to be laid with grass ... northnet homeWebb22 feb. 2024 · A = 1 2 × b × h. . Hence, to find the area of a tri-sided polygon, we have to know the base (b) and height (h) of it. Consider the given question: Given the perimeter … northnest