Find the standard equation of the hyperbola.Vertices at (0, ±4), foci at (0, ±11)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: C
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Provide an appropriate response.Are two equilateral triangles always similar? Explain why or why not.
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Choose the appropriate response. Perpendicular lines 
.
A. have opposite slopes B. have the same slope C. have slopes that are negative reciprocals of each other D. always intersect at a 45° angle
Solve the problem.Below is a list of the Gonzales family's net monthly income and expenses.Income ExpensesMr. Gonzales = $3478 Mortgage = $934Mrs. Gonzales = $2721 Childcare = $811 Car Payment = $1032.15 Credit Card Payment = $223.17 Utilities = $246 Groceries = $553 Entertainment = $196What is the total percentage of the family income paid toward expenses? Round to the nearest hundredth of a percent.
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