Ineed i don't know what to do! ( / is a fraction ) #1 4/5x + 4/15 + 2/3 x=1 #2 1 and 2/3 + 4/9x + 2 and 1/3 x = 5 and 5/9 #3 2 and 1/2 x - 1 and 5/8 = 2 and 3/4 so

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.