exam
Maths Puzzle
Numerical Ability
factoring trinomials by trial and error
x^2-8x+12
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exam Other Question
angle BFA and angle DFE are vertical angles. If angle BFA=3r+12 and the measure of angle DFE=-8r+210, what is the measure of angle AFE?
A 5'6" person walking down the street notices their shadow in front of them. If the angle of elevation from the tip of their shadow to the sun is 60°, what is the length of their s