exam
Maths Puzzle
Numerical Ability
if y^2=9; then y=?
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exam Other Question
This is the reflection coefficient formula,
r=(L-O)/(L+O)
I need to solve for L:
please help,
Thank You.
The sum of the measures of the three angles of a triangle is 180 degrees .Find the three angles if two angles are the same and the third angle is 60 degrees more than the other two.