Suppose that diastolic blood pressure readings of adult males have a bell-shaped distribution with a mean of 78 mmHg and a standard deviation of 8 mmHg. Describe where the highest and lowest 5% of diastolic blood pressure readings lie.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?