Sheldon wants to buy a laptop that costs $ 450 from an electronics store . He has two coupons to choose from coupon A which gives him a $ 80 discount and coupon B which gives him a discount of 20.5 % off . Which coupon gives him the better buy ?

Coupon B

Step-by-step explanation:

Given

Required

Which coupon is better

From the question, we have:

Coupon B means that:

By comparison:

Coupon B gives him a better buy because:

18

step-by-step explanation:

draw the shape and you will see that f and k are actually at adjacent vertices (points of the hexagon that are neighboring).   so find the distance between (1,2) and (4,2).   that is easy since (1,2) and (4,2) is just a vertical distance to count, which is 3.   it is a regular polygon which means all sides are congruent.   you have 6 sides (hexa) so multiply 6 by 3 to receive 18.

30005

yes ok