Question

7/ 10
70 9
77 min 12 secs
Six points are chosen on two parallel lines x and y, as follows: 4 points are on line
x and two points are on line y.
How many triangles with their vertices among the given points are there?
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Answer 1

Answer:

033249832429009-i98

Step-by-step explanation:$x^{2}$