Using the illustration, find the measure of each acute angle for the right triangle below. Answers are rounded using the appropriate rule for significant digits.b = 14.6 m, c = 16.1 m
A. A = 20.8 o, B = 69.2 o
B. A = 24.9 o, B = 65.1 o
C. A = 67.6 o, B = 22.4 o
D. A = 16.4 o, B = 73.6 o
E. A = 70.1 o, B = 19.9 o
Answer: B
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The amount F, in pounds, of food a certain grazing animal will consume in a day depends on the amount V, in pounds per acre, of vegetation present. These variables satisfy the equation of change
?
.
A: Explain in practical terms the meaning of 
.B: Make a graph of 
versus F. Include consumption levels up to 3 pounds.C: What is the most this animal will consume no matter how much vegetation is present?
What will be an ideal response?
Simplify.
A. 
B. 3x
C. 3
D. 
Complete the square. Then write the trinomial square in factored form.x2 + 9x
A. x2 + 9x; 
2
B. x2 + 9x + 81; 
2
C. x2 + 9x + 
; 
2
D. x2 + 9x + 
; 
2
Solve. Use ? ? 3.14 when necessary.Find the area of a circle whose radius is 7.5 yd. Round your answer to the nearest tenth.
A. 706.5 yd2 B. 94.2 yd2 C. 47.1 yd2 D. 176.6 yd2