Could someone help me solve 9 and 10 please

Which symbol makes the steam in true 0.7 > 0.77

Fill in the blank 1. a rhombus is a rectangle a) always b) sometimes c) never 2. a square is a quadrilateral a) always b) sometimes c) never 3. a trapezoid is a kite a) always b) sometimes c) never 4. a quadrilateral is a kite a) always b) sometimes c) never 5. a square is a rhombus a) always b) sometimes c) never 6. a parallelogram is a rectangle a) always b) sometimes c) never

(-y to the power of 2 - 4y- to the power of 2 -6 y +3)