Answer:
The yellow polygon is the scaled version of the red one (scaled by 3×), so the variable w = 9
Greetings!
Solve for d.

Distribute the Parenthesis.



Reduce.

Add
-2/3 to both sides.

Simplify.


Add
-1/4d to both sides.

Simplify.


Divide both sides by
-1/12.

Simplify.


Reduce.


Hope this helps.
-Benjamin
12.42
12°+.42(60)
12°25.2'
12°25'+.2(60)
12°25'12"
Probability of first red = 1/5
and Probabiliiy of the green =1/5 the red again is 1/5.
Required probability is (1/5)^3 = 1/125
its D