Solve the right triangle; angle C is the right angle. Round to the nearest tenth where necessary.c = 12, B = 28°
A. A = 62°, a = 10.6, b = 6.4
B. A = 62°, a = 10.6, b = 5.6
C. A = 62°, a = 5.6, b = 10.6
D. A = 62°, a = 6.4, b = 5.6
Answer: B
Mathematics
You might also like to view...
Evaluate the given expression.sec-1 (-1)
A. 0
B. 2?
C. ?
D. 
Mathematics
Solve the problem.The intensity of a certain noise is 1.28 × 10-8 W/cm2. How loud, in decibels, is this sound level? Use the formula 
where 
(Round to the nearest decibel.)
A. 82 decibels B. 81 decibels C. -21 decibels D. 34 decibels
Mathematics
Write the expression in the standard form a + bi.(3 + 4i)(3 - 4i)
A. 25 B. -7 C. 9 - 16i2 D. 9 - 16i
Mathematics
Factor the binomial completely. If it is prime, say so.147a4b - 108b3
A. 3b(7a + 6b)2 B. 3b(7a - 6b)2 C. 3b(7a2 + 6b)(7a2 - 6b) D. Prime
Mathematics