Solve the problem.A tree 540 m away subtends an angle of 5°. Use the arc length formula to approximate the height of the tree.
A. 44 m
B. 94 m
C. 97 m
D. 47 m
Answer: D
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 4 tan t, y = 3 sec t; -?/2 ? t ? ?/2 
A. 
B. 
C. 
D. 
Mathematics
Determine whether the following is an expression or an equation. If it is an expression, simplify if possible and evaluate it for x = 2. If it is an equation, solve it.
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A. Expression; 1; 2 B. Equation; 0 C. Expression; 1; 1 D. Equation; 1
Mathematics
A parallel circuit has G = 500 æS and BC = 300 æS. Convert to an equivalent series circuit.
a. R = 5.6 Kê, XC = 5.6 Kê b. R = 3.3 Kê, XC = 7.2 Kê c. R = 4.7 Kê, XC = 3.3 Kê d. R = 1.47 Kê, XC = 882 ê e. R = 7.2 Kê, XC = 5.6 Kê
Mathematics
Graph the linear function.G(x) = -2x - 10
A. 
B. 
C. 
D. 
Mathematics