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Hi, today we're going to talk more about parallelograms.
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On question four, it gives us a parallelogram that looks like this.
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Remember to always label your vertices clockwise or counterclockwise.
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They've done so for us, but it's very, very important to remember.
00:22
Okay, and they also gave us that this was 30 degrees.
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So on question four, they're asking for the measure, of angle b, the ratio of the measure of angle b to the measure of angle c.
00:41
Measure of angle b to the measure of angle c.
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In a parallelogram, the opposite angles are equal.
00:50
The opposite angles are equal...