Alice has measured a hemoglobin level of 200 people if the data follows a normal distribution with a mean of 10 and standard deviation of 1 what can you conclude

Write 17/20 as a decimal and as a percent.

Me, prove a quadrilateral with vertices g(1,-1), h(5,1), i(4,3) and j(0,1) is a rectangle using the parallelogram method and a rectangle method.

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square