PLS FINDD THIS THIS IS DUE IN 10 MI I'LL MARK U BRAINLIEST

15 point ! ~ see if you know the answer to both you!

The blue segment below is a diameter of o. what is the length of the radius of the circle?

Edith is shopping for a new leather couch. jordan’s furniture has one that costs $3,000. however, this weekend she can get a 15% discount. how much money will edith save if she buys the couch this weekend? a $15b $2,550c $45,000d $450