Can Anyone Help With These?

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Which of the following transformations will always produce a congruent figure?