Can somebody help me please???

Is fgh ~ jkl? if so, identify the similarity postulate or theorem that applies.

The spring the owner of a sporting good store decreases the price of winter gloves from $10 to $8 each increases the price of swimming goggles from $8 to $10 without doing the math you think the percent decrease in the price of the gloves the same as the percent increase of the goggles explain why or why not

Aline passes through 3,7 and 6,9 what equation represents the line