Find the vertex and focus of the parabola:
x2 + 6x + 16y + 121 = 0
Vertex = ([?], [ 1)
Focus = ([ ], [])

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?