Which two terms would go into the empty spaces of the box when factoring 7x^2-20x + 12 using the box method?

In the diagram below what is the approximate length of the minor arc ab

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?