In the figure, ACllDG and AE =AC, EC bisects DCB. Prove, giving reasons, that
2.2.1
AC is a tangent to circle CBD.
2.2.2
CB =DC²/CG
2.2.3
If AD= 3 units and AB = 12 units, find the length of AE.
(5)​

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?  

What is x intercept of the graph of the function f(x) =x^2-16+64

32(1/4) divided by 1/8=258 part a create a story or context for this number sentence part b rewrite this number sentence using multiplication part c give a verbal explanation that describes how these three numbers are related