Trapezoid abcd is isosceles, with ab = cd. if m∠dab = 80°, what is m∠bcd? a.80° b.100° c.115° d.125°

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?

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For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?