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CBSE Class 9 Answered

Please answer all these questions
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Asked by Girishdhawan | 15 Jun, 2018, 04:46: PM
answered-by-expert Expert Answer
begin mathsize 16px style 8.
straight x space plus space 1 over straight x space equals space minus 4
Taking space square space on space both space the space sides comma space we space get
left parenthesis straight x space plus space 1 over straight x right parenthesis squared space equals space left parenthesis space minus 4 right parenthesis squared
rightwards double arrow straight x squared space plus space 1 over straight x squared space plus space 2 space equals space 16
rightwards double arrow straight x squared space plus space 1 over straight x squared space equals 16 space minus space 2
rightwards double arrow straight x squared space plus space 1 over straight x squared space equals 14 end style
Answered by Yasmeen Khan | 15 Jun, 2018, 05:41: PM
CBSE 9 - Maths
Asked by krushnachate256 | 12 Jun, 2024, 02:17: PM
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CBSE 9 - Maths
Asked by shilpasreelakshmi | 11 Jun, 2024, 11:47: AM
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CBSE 9 - Maths
Asked by ruthy385 | 10 Jun, 2024, 08:49: PM
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CBSE 9 - Maths
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Asked by rhymeshikha | 10 Jun, 2024, 12:02: PM
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CBSE 9 - Maths
Asked by rhymeshikha | 09 Jun, 2024, 09:22: PM
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CBSE 9 - Maths
Asked by paridimpy7 | 09 Jun, 2024, 06:50: PM
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CBSE 9 - Maths
Asked by prachichauhan2011 | 09 Jun, 2024, 05:53: PM
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CBSE 9 - Maths
Asked by ad7802027 | 08 Jun, 2024, 12:49: PM
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CBSE 9 - Maths
1) The students in XYz School decided to set up a triangular garden with a tiled pathway It. They chose the dimensions of the triangle to be 15 meters, 30 meters, and 35 meters for the side width of the pathway is 1.5 meters.  a) Calculate the area of the triangular garden.  b) What will be the new dimensions of the triangle if we include the pathway? c) Calculate the area of the triangular garden including the pathway. d) Determine the area covered by tiles for the pathway   2) In a triangular park, the lengths of the sides are 15 m, 22 m, and 25 m. A smaller triangular flower bed is to be made inside the park with midpoints of each side of the park as vertices. Flnd the area of the smaller triangular flower bed and the remalning area of the park outside the flower bed. 3) Sides of a triangle are in the ratio of 3: 5 :7 and its perimeter is 300cm. Its area will be: (1) a.1000V3 sq.cm   b.1500V3sq.cm    c.1700V3 sq.cm    d.1900V3s4.cm  4) The length of altitude of an equilateral triangle of side a unit is  a.v3/2a   b.v3/4a   c.V3/2a   d. none of these  5) Find the area of a triangle having the length of sides as 3,4 and 5 units respectively.  6) The length of the sides of a trilangle is 5x, 5x and 8x. Find the area of the triangle.  7) Find the area of the triangle having sides1 m, 2m and 2 m.   8) The sides of a triangular flower bed are 5m,8 m and11m.Find the area of the flower bed. 9) An isosceles right triangle has area 8cm². Find the length of its hypotenuse.
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Asked by SIVESH.DASH | 04 Jun, 2024, 08:25: PM
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