Suppose your final exam in English is worth 20% of your semester grade. Your semester grade is currently a 76% C. A.) How high must you score on the final to get your grade up to a B- (80%)?
B.) How low can you score and still stay at a C (73%)?

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

Graph the equationy= x+3[tex]y = x + 3[/tex]

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?