Mathematics
07.10.2020 02:50
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In the diagram, the perpendicular bisectors of ABC meet at point G and are shown
In the diagram, the perpendicular bisectors of ABC meet at point G and are shown dashed. Find the indicated measures:
7) Find BG
8) Find BC
9) Find DA
10) Find GC
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8) Find BC
9) Find DA
10) Find GC
Averybeam300
4,4(80 marks)
i assume you mean 3x^2 + 16y = 0
so y = -3/16 x^2
The vertex is at the origin (0,0) answer
x^2 = -16/3 y
compare with standard form x^2 = 4ay:-
the focus y coordinate of the a = -16/3 / 4
= -16/12 = -4/3 so the focus is (0, -4/3) answer
and the directrix is y = 4/3 answer
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