D is the correct answer.
When you add fractions, the answer is always rational.
1/5+-2/3= 3/15-10/15 = -7/15
A B and C are all irrational because they are nonterminating and nonrepeating decimals, which cannot be represented as a ratio of two integers. When you add a fraction to an irrational number, the result is still irrational.
3*6.022*10^23 no of molecules in 3.0 moles of sucrose
Answer:
2t+5
Step-by-step explanation:
Answer:
0.16cm squared
Step-by-step explanation:
area is base times height
the base and height of a square is equal
so it would be 0.4 times 0.4
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Using the law of sines:
Sin (angle) = opposite leg / hypotenuse
Sin(30) = 14 /x
x = 14 * sin(30)
x = 28