Two sides of a right triangle ABC (C is the right angle) are given. Find the indicated trigonometric function of the given angle. Give exact answers with rational denominators.Find sin A when a = 7 and b = 5.
A. 
B. 
C. 
D. 
Answer: B
You might also like to view...
Solve the problem.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. They used 95 black, 100 white and 85 red wires. How many of each cable were made?
A. 10 cable A 17 cable B 20 cable C B. 25 cable A 10 cable B 20 cable C C. 53 cable A 25 cable B 17 cable C D. 10 cable A 25 cable B 20 cable C
Evaluate each expression following the order of operations.
A. 5 B. 4 C. 3.873 D. 3
Solve the problem.A reflecting telescope contains a mirror shaped like a paraboloid of revolution. If the mirror is 20 inches across at its opening and is 5 feet deep, where will the light be concentrated?
A. 0.6 inches from the vertex B. 0.4 inches from the vertex C. 5 inches from the vertex D. 1.3 inches from the vertex
Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = x2 - 6x + 8
A. vertex (3, 1)
intercepts (4, 0), (2, 0), (0, -8)
B. vertex (-3, 1)
intercepts (-4, 0), (- 2, 0), (0, -8)
C. vertex (-3, -1)
intercepts (-4, 0), (- 2, 0), (0, 8)
D. vertex (3, -1)
intercepts (4, 0), (2, 0), (0, 8)