If a triangle has vertices of 
and 
then the area of the triangle is given by 
Find the area of the triangle with vertices at the given points.(1, -3) (1, 1) (4, 3)
A. 6
B. 2.5
C. 12
D. 5
Answer: A
Mathematics
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Determine whether the given function satisfies a Laplace equation.f(x, y) = e3ysin 3x
A. Yes B. No
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Draw and label a rectangle to illustrate the following product.(x + 4)(x + 3)
What will be an ideal response?
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A 200 ft guy wire is attached to the top of a tower. If the wire makes a 55° angle with the ground, how tall is the tower?
(a) 163.8 ft (b) 90 ft (c) 265 ft (d) 85.4 ft (e) 255.6 ft
Mathematics
Identify the figure as a line, segment, or ray. Then use the correct symbol to name the figure.
A. line; 
B. line segment; 
C. 
D. line; 
Mathematics