Solve the proportion. Write the solution in decimal form when applicable.
= 
A. 26
B. 72
C. 68
D. 72.9
Answer: B
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Evaluate the integral.
A. 
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B. 
?
C. 
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D. 
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Solve the system of equations by the substitution method. Check your solutions. For any dependent equations, write your answer in the ordered pair form.
A. {(0, 12)} B. {(-12, 0)} C. {(12, 0)} D. {(0, -12)}
Two triangles can be formed using the given measurements. Solve both triangles.C = 67°, a = 21, c = 20
A. A = 14.9°, B = 98.1°, b = 18.6; A = 165.1°, B = 81.9°, b = 18.6 B. A = 14.9°, B = 98.1°, b = 21.5; A = 165.1°, B = 81.9°, b = 21.5 C. A = 75.1°, B = 37.9°, b = 30; A = 104.9°, B = 8.1°, b = 30 D. A = 75.1°, B = 37.9°, b = 13.3; A = 104.9°, B = 8.1°, b = 3.1
Find the area of an equilateral triangle with perimeter 27 meters. Round the answer to two decimal places.
What will be an ideal response?