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Mathematics 8 Online
OpenStudy (jaybear97):

PLease help!! ill give a medal and fan!

OpenStudy (jaybear97):

OpenStudy (welshfella):

Hint: the angles that the tangents make with the radii are both 90 degrees

OpenStudy (jaybear97):

so would it be 90 then?

OpenStudy (jaybear97):

or would i do 130-90

OpenStudy (welshfella):

No - use the fact that the total value of angles in a 4 sided polygon = 360 degrres

OpenStudy (welshfella):

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