Answer:
the biggest number that I can go is 80.
multiply 10 times 8 and that equals 80 and that can be a common denominator
Step-by-step explanation:
If you were asking what is the 3/4 the area of circle with radius 4 I can answer this.
The area of a circle with radius 4 is π4 ^2=16π
3/4*16π= 12π, thus your answer.