HELPPP PLSSS Using the given picture, determine which 2 lines are parallel and which theorem proves it.

Select 3 correct answers

-a
-b
-c
-d
-corresponding angles converse
-alternate exterior angles converse
-alternate interior angles converse
-consecutive interior angles converse

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Answer this question i need as soon as possible