The edge length of a cube is 12 cm and increasing at a rate of 2 mm. How fast is the Surface Area of the cube changing at this time?
SA= 682

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Lines f and g are cut by the transversal d. the measure of 1 = 2x + 35 and the measure of 8 = 10x - 85. what value of x will show that lines f and g are parallel? a. 19 b. 26 c. 18 d. 15

What type of symmetry does a rhombus have?