Help pleas!! If you are given that \overline(BE) \perp loverline(IC), can you determine whether angle BEI \cong langle BEC?) Explain
your solution process.

Is a triangle with sides of length 6ft, 21 ft, 23 ft. a right triangle?

Marie is creating a cross stitch pattern with rectangles all the same size. what is the perimeter of each rectangle with sides of lengths 3/4 inch and 2/3 inch

Which answer choice listed below is thewhich answer choice listed below is the inverse function of ƒ(x) = x-3 x+3 , x ≠ -3? a) ƒ-1(x) = 3 ( x+1 x-1 ), x ≠ 1 b) ƒ-1(x) = -3 ( x+1 x-1 ), x ≠ 1 c) ƒ-1(x) = 3 ( x-1 x+1 ), x ≠ -1 d) ƒ-1(x) = -3 ( x-1 x+1 ), x ≠ -1inverse function of ƒ(x) = x-3 x+3 , x ≠ -3?