For the full circle, Area = pi(r)^2
pi x 1^2 = pi
Semi circle = pi/2 = 1.57 square feet
I think 20 ft bc microwaves are cool
To solve this question, first cross multiply
Let ? = x
4/9 = x/81
4(81) = 9(x)
Simplify.
81 x 4 = 324
324 = 9x
Isolate the x, divide 9 from both sides
324/9 = 9x/9
x = 324/9
x = 36
4/9 = 36/81
36 is your answer
hope this helps!
Wages wages wages wages wages wages wages wages wages wages wages wages wages
Answer:
Step-by-step explanation:
10x(3xy)
10*3*x*x*y
30x²y