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Maths Puzzle
Numerical Ability
Is there a formula for finding the radius of an arc, when only 3 points are known on the arc?
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(4x+2)^2=9
Can you please help me with this question
The slope of a line is -2. Through which pairs of points could the line pass?
1.(0,3)and(-2,7)
2.(0,-1)and(2,-5)
3.(0,0)and(3,6)
4.(2,-3)and(-1,3)
Thanks