math
posted by Jman .
4. Classify the triangle with angles measuring 69º, 42º, and 69º.
6. List all of the quadrilaterals with exactly one pair of parallel sides.

http://www.mathsisfun.com/triangle.html
http://www.mathsisfun.com/definitions/quadrilateral.html 
#4 is an isosceles triangle bc a isosceles triangle is a triangle with (at least) two equal sides

Okay Thanks both of you.