Answer:
A = 81
Step-by-step explanation:
When there is a number above the other. You will need to multiply it.
There is a 4 so its 4 times.
-3 x -3 = 9
9 x -3 = -27
-27 x -3 = 81
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When you multiply a negative number by a negative number it will be a positive.
If you multiply a positive number by a negative it will be negative.
Answer:
12
Step-by-step explanation:
Answer:
4π cm = 12.57 cm
Step-by-step explanation:
180 degrees is half of a circle, so the length of the arc is half of the circumference.
length = (2πr)/2 = πr = 4π cm = 12.57 cm
Answer:
3/5 of the students in the class are not in accounting majors
Step-by-step explanation:
The total number of males in the class is 3/8
3/5 of them are accounting majors
The ones who are not in accounting majors are;
3/8 - 3/5 = 9/40
The total number of female students in the class is;
8/8 - 3/8 = 5/8
1/4 of them are accounting majors
The ones who are not in accounting majors are;
5/8 - 1/4 = 3/8
Total number of students not in accounting majors;
9/40 + 3/8
= 24/40
= 3/5
