I need help with this math problem pls! thank u

What is the pattern in the values as the exponents increase?

Which expression gives the area of the triangle shown below

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