You might have to do the quadratic formula
Answer:
25:64
Step-by-step explanation:
surface : 4×pi×R^2
R1 = 5x
R2 =8x
4piR1^2 / 4piR2^2 = R1^2/R2^2 = 5x^2/8x^2 = 25x^2/64x^2 = 25/64
Answer:
Step-by-step explanation:
2x+y
=2(2)+1
=4+1
=5
Answer:
45?
Step-by-step explanation: