20 find the m∠abc, if m∠dce = 50° and ∠dec is a right angle. 40° 50° 90° 180°

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?