Does the following graph represent a direct
variation? Why
why not?
or
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How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible