6x+6=8x
-6x -6x
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6=2x
6 divided by 2
x=3
4/9 + 1/5 (common denominator is 45)
20/45 + 9/45 = 29/45
You can use the 3 4 5 triangle to compare their ratios like 40/3: 42/4:58:5
and yes it is.
Well if the regular polygon has 1 interior angle measured 171 degrees than it would have 40 sides.
Answer:
the second answer
Step-by-step explanation:
V of a half cup
V = ½ πr² h
V = ½ 3.14 2² . 8
V = 50,24 in³ ≈ 50,3