About 50.4 billion pieces of unopened junk mail ends up in landfills each year. this is about 48% of all the junk mail that is sent annually. how many pieces of junk mail are sent annually?

Standard deviation of 19,29,21,22,23

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

6cm10 cma conical paper cup has dimensions as shown in the diagram. how much water can the cup hold when full?