Assume that the salaries of elementary school teachers in the United States have a mean of $32,000 and a standard deviation of $3000. If 100 teachers are randomly selected, determine the probability that their mean salary is greater than $32,500. 0.3312 0.9525 0.1312 0.0475 0.4338

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

What is the length of the midsegment of a trapezoid with bases of length 15 and 25 ?

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°