Question

a floral design on a floor is made up 16 tiles which are triangular,the sides of the triangle being 9cm,28cm,and 35cm find the cost of polishing the tiles at the rate of 50paise per centimeter square

Answer 1

selected Nov 9, 2017 by jisu zahaan

 

Best answer

We have lengths of the sides of 1 triangular tile are a = 35 cm, b = 28 cm, c = 9 cm.  

∴ s = a +b + c/ 2 = 35 + 28 +9 /2 cm = 36 cm  

Cost of polishing 1 cm2 = 50 p = Re 0.50  

∴ Total cost of polishing the floral design = Rs 16 × 88.2 × 0.50  

= Rs 705.60 Ans.

HOPE ITS HELPFUL

Answer 2

Answer:

Step-by-step explanation: