Question

Find the area of a square park whose perimeter is 320 metre.

Answer 1

Answer:

equation of a plane passing through (3,-2,1) and perpendicular to the straight line joining the points (2,3,1) and (5,1,2)

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Given: Perimeter of square park=320m

⇒4×side=320

⇒ side=

4

320

=80m

Now, Area of square park=side×side

=80×80=6400m

2

Thus, the area of square park is 6400m

2

.