The ratio of heights = ratio of the square roots of the areas because area is 2 dimensional and height is one dimensional.
so required ratio is sqrt 40pi : = sqrt40:sqrt80 = sqrt1: sqrt2 = sqrt (1/2) = 0.7071 to 4 significant figures
Answer:
-4x-5
Step-by-step explanation:
3+x-(x+2)-4x
3+x-x-2-4x
-4x-5
Answer:
Step-by-step explanation:
1000m=1k
3,500m=3.5k
500m=.5k
75m=0.075k
1m=0.001
Answer:
72
Step-by-step explanation:
Well to make life easier just simplify the fraction
80/100 could be simplified to 4/5
4/5*90 is 72
