Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to the nearest 0.1°. Find B if a = 12 m and c = 20 m.
Fill in the blank(s) with the appropriate word(s).
53.1°
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Find the circumference of the circle with the given radius or diameter.r = 0.478 in.
A. 1.50 in. B. 3.003 in. C. 3.00 in. D. 0.718 in.
Provide an appropriate response.Rosa Kavanaugh teaches drafting at a technical college and pays into the state teachers' retirement fund instead of Social Security. The rate that is deducted from her paycheck is 10.45% of her gross salary. She makes $3,560 a month. What is her retirement deduction?
Fill in the blank(s) with the appropriate word(s).
Provide an appropriate response.Solve the fractional equation, identifying excluded values: 
x + 6 = 
x
A. -6
B. 6
C. -60
D. 60
Ten people are meeting at a conference. Each person is instructed to introduce herself or himself to each of the other participants at the conference. If it is estimated that each introduction should take 1.5 minutes, how much time should be allowed in the schedule for this activity?
What will be an ideal response?