in the parallelogram DEFG, the measures of angle D and angle E are in the ratio of 1:4. The measure of angle F in degrees is

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- December 4th 2005, 04:19 PMchana[SOLVED] Quadrilaterals
in the parallelogram DEFG, the measures of angle D and angle E are in the ratio of 1:4. The measure of angle F in degrees is

- December 4th 2005, 09:39 PMCaptainBlackQuote:

Originally Posted by**chana**

angle sum of our parallelogram is.*<explain how you know this>*

As is a parallelogram , and.*<explain how you know this>*

Call the measure of , then the measure of

is.*<explain why this is this>*

Then as:

,

we have:

so:

,

which means:

has degree measure .

RonL