Answer:
170
Step-by-step explanation:
Apothem is the height of a triangel formed by two consecutive vertices with the center. the are of this triangle = 1/2 s 8 = 4s
there area 12 such triangles in the regular 12 side polygon
So area = 12 * 4 s = 48 s
Answer:
Here is the answer
Step-by-step explanation:
36 = 3x2x3x2
8 = 2x2x2
42 = 7x3x2
Answer:
The length of the rectangular park is and the width of the rectangular park is
Step-by-step explanation:
Let
x ----> the length of the rectangular park
y ---> the width of the rectangular park
we know that
The perimeter is equal to
so
-----> equation A
----> equation B
substitute equation B in equation A and solve for y
Find the value of x
therefore
The length of the rectangular park is and the width of the rectangular park is