Salaries for teachers in a particular elementary school district are normally distributed with a mean of $42,000 and a standard deviation of $6,300. We randomly survey 10 teachers from that district. Find the 90th percentile for the average teachers' salary.

Keisha makes a large sandwich for a family picnic she takes 1/2 of them the sandwich to the picnic her family eats 3/8 of the whole sandwich what fraction of the whole sandwich does keisha bring back from the picnic

As soon as look at the parallelogram abcd shown below: the table below shows the steps to prove that if the quadrilateral abcd is a parallelogram, then its opposite sides are congruent: which choice completes the missing information for reason 5 in the chart? (6 points) congruent parallelograms congruent triangles similar angles similar triangles

How do i put 3(x+7) in distributive property