Construct a 30–60 right triangle with hypotenuse c.
Construct a perpendicular at an endpoint of the hypotenuse. Bisect the hypotenuse to get 1/2 c. See below.
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Solve the problem.The vertex and focus of one parabola are, respectively, the focus and vertex of a second parabola. If 
is the equation of one parabola, find the points of intersection of the two parabolas.
A. 
and 
B. (16, -16) and (16, 16)
C. 
and 
D. (4, -16) and (4, 16)
Sketch the curve.x2 = 20y
A. 
B. 
C. 
D. 
Add and simplify.
+ 
A. 
B. 
C. 
D. 
Solve.The owner of Nuts2U Snack Shack mixes cashews worth $5.75 a pound with peanuts worth $2.10 a pound to get a half-pound mixed nut bag worth $1.70. How much of each kind of nut is included in the mixed bag?
A. 0.18 lb of cashews and 0.32 lb of peanuts B. 0.10 lb of cashews and 0.90 lb of peanuts C. 0.07 lb of cashews and 0.93 lb of peanuts D. 0.32 lb of cashews and 0.18 lb of peanuts