Across
6 X = (-b + - sqrt(b2 - 4ac) )/ 2a
8 m = (Y2 - Y1) / (X2 - X1)
9 Base times Height (Area of a _____)
10 1/2 (base1 + base2) X height (Area of a ____)
11 1/2 base times height (Area of a _____)
12 3.14 X Radius ^2 (Area of ______)
13 S = 6*S squared (Surface area of a ____)
14 2L + 2W ( _________ of a rectangle)

Down
1 a squared + b squared = c squared (_______ Theorem)
2 I = P times R times T or I = (p)(r)(t)
3 3.14 X d (________ of a circle)
4 Length times Width (Area of a ____)
5 d = SQRT(( X2 - X1) squared + (Y2 - Y1) squared)
7 V = Bh (Volume of a ____)

Answers:

Across:
6 Quadratic
8 Slope
9 Parallelogram
10 Trapezoid
11 Triangle
12 Circle
13 Cube
14 Perimeter

Down:
1 Pythagorean
2 Simple Interest
3 Circumference
4 Rectangle
5 Distance
7 Cylinder