Agift shop buys greeting card $3.50 each and sells them at 80% mark up. at what price dose the gift shop sell each greeting card?

if he has no friends he cant give them out to his friends

step-by-step explanation:

no friends = cant give anything out

34.5 cm

step-by-step explanation:

generally for a circular segment of angle, θ° and radius r

arc length

= (θ/360) x circumference

= (θ/360) x 2πr

in our case, θ = 60°, π=3.142 and r = 33 cm

substitute into above formula

arc length

= (60/360) x 2(3.142)( 33) = 34.5 cm