Let be equal 7 , what is the value of the expression 4b^2+b-5?

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.