Answer:
-20
Step-by-step explanation:
Step-by-step explanation:
☄ 
- Length of a park ( l ) = 55 m
- Breadth of a park ( b ) = 35 m
- Width running outside the park ( d ) = 2.5 m
- Rate of paving the path with stones = Rs 120 per sq.metre
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- Area of the park
- Cosy of paving the path with stones at Rs 130 per sq.metre
☄ 
Part 1 : 
plug the known values and simplify :
⟹ 
⟹ 
⟹ 
Part 2 : 
⟹ 
⟹

Hope I helped ! ♡
Have a wonderful day /night ツ
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One expression could be three x to the power of two. Let me know if that's right :)
If you're going to use technology (Brainly) to solve this problem, you might find you get a quicker answer using the technology of your graphing calculator.
It is often convenient to cast the problem in the form f(θ) = 0. You can do that by adding 1 to both sides of the equation.

= 856
Step-by-step explanation:
im not sure :) ....