Solve by using the square root property.3x2 = 39
A. x = ±
B. x = ±13
C. x = 19.5
D. x = 14
Answer: A
Mathematics
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Identify the number represented on the abacus.
A. 939 B. 539 C. 5,309 D. 9,309
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Find the acute angle A. Round to the nearest minute.tan A = 2.17
A. 65°15' B. 67°05' C. 63°26' D. 64°45'
Mathematics
Identify the equation without completing the square.4x2 - 3y2 - 3x + 3y + 3 = 0
A. hyperbola B. ellipse C. parabola D. not a conic
Mathematics
Use proportions to solve the problem.The 10th hole at the Riverwoods Golf Course is 
long. How long would it be on a model with a scale of 
to 
Round to the nearest tenth when necessary.
A. 4.1 in. B. 2.8 in. C. 3.7 in. D. 37.5 in.
Mathematics