What is the area of a circle whose radius is r? What is the area of a circle whose diameter is 2x cm?

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.