Which statement proves that quadrilateral jklm is a kite?

∠m is a right angle and mk bisects ∠lmj.
lm = jm = 3 and jk = lk = .
mk intersects lj at its midpoint.
the slope of mk is –1 and the slope of lj is 1.

Which pair of angles are vertical angles? ∠1 and ∠4 ∠1 and ∠2 ∠2 and ∠4 ∠2 and ∠3

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Lm is the midsegment of trapezoid abcd. if ab=46 and dc=125, what is lm?