Find the perimeter of the triangle.a scalene triangle whose sides are 20 cm, 10 cm, and 21 cm
A. 50 cm
B. 105 cm
C. 51 cm
D. 41 cm
Answer: C
Mathematics
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Find an equation of an ellipse satisfying the given conditions.Vertices:(±13, 0); Length of minor axis: 20
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Provide an appropriate response.In the number 6,327.4892 the 8 is in the tenths position.
A. True B. False
Mathematics
Find functions f and g so that h(x) = (f ? g)(x).h(x) = 
A. f(x) = 1/x2, g(x) = x - 8 B. f(x) = 1/8, g(x) = x2 - 8 C. f(x) = 1/x2, g(x) = - 1/8 D. f(x) = 1/x, g(x) = x2 - 8
Mathematics
Solve the problem.When two lenses are placed next to each other, their combined focal length (a measurement that can be negative or positive) is described by the equation f = 
.If f1 = 0.001, what are the asymptotes of this function?
What will be an ideal response?
Mathematics