Find the area of the SAS triangle ABC. If necessary, round the answer to two decimal places.a = 12 km, b = 15 km, C = 52°
A. 88.80 sq km
B. 70.92 sq km
C. 141.84 sq km
D. 35.46 sq km
Answer: B
Mathematics
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Solve. Clear decimals first.0.61 + 0.36x = 0.96 - 0.79x
A. - 
B. 
C. 
D. - 
Mathematics
Find the asymptotes of the hyperbola.
- 
= 1
A. y + 1 = 
(x - 5), y + 1 = - 
(x - 5)
B. y - 5 = 
(x + 1), y - 5 = - 
(x + 1)
C. y + 1 = 
(x - 5), y + 1 = - 
(x - 5)
D. y - 5 = 
(x + 1), y - 5 = - 
(x + 1)
Mathematics
Find the real solutions of the equation.
= 3
A. {3}
B. {
}
C. {
}
D. {9}
Mathematics
Sketch the graph of the quadratic function. Give the vertex and axis of symmetry.f(x) = (x - 3)2 + 5
A. vertex (-5, -3 )
axis of symmetry: x = -5
B. vertex (-3, 5)
axis of symmetry: x = -3
C. vertex (5, 3)
axis of symmetry: x = 5
D. vertex (3, 5)
axis of symmetry: x = 3
Mathematics