A-(-b)=a+b for a =38 ,b=21​

What is the missing constant term in the perfect square that starts with x^2 -20x

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv