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Mathematics 7 Online
OpenStudy (anonymous):

BC is tangent to circle A at B and to circle D at C. What is AD to the nearest tenth?

hero (hero):

How many of these questions do you have?

OpenStudy (anonymous):

3 more

OpenStudy (anonymous):

is it 19.2 ? @Hero

hero (hero):

Not sure about this one.

OpenStudy (anonymous):

its more than 19.2

OpenStudy (anonymous):

20.2 21.5 25.5 19.2 @huneya

OpenStudy (anonymous):

i m not sure but i think this 21.5

hero (hero):

Do you have any evidence to back up your claim? Like a theorem or postulate?

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