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What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)