If radius be is a perpendicular bisector of chord ac , bd = 7 cm, and cd = 9 cm, then what is ab to the nearest tenth?

(points : 1)
10.2 cm

10.9 cm

11.4 cm

11.8 cm

What is the best estimate of the length of a football

Hello, i need compare km^2 and km. what's difference in this?

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland