4. in her freshman year, wilhelmina earned a b+ in algebra, a b+ in english, an a- in
science, and a b-in geography. as a sophomore, she earned a b- in world history, a
c+ in biology, an a- in geometry, and an a- in english literature. provide the grade
points for each letter grade, then calculate each of her yearly gpas and her
cumulative gpa. show your calculations. (5 points)

20 pointstwo right triangles are graphed on a coordinate plane. one triangle has a vertical side of 3 and a horizontal side of 7. the other triangle has a vertical side of 9 and a horizontal side of 21. could the hypotenuses of these two triangles lie along the same line? yes, because they are both right triangles yes, because they are similar triangles no, because they are not similar triangles no, because one is larger than the other