Verify that parallelogram abcd with vertices a(-5,-1), b(-9,6), c(-1,5), and d(3,-2) is a rhombus by showing that it is a parallelogram with perpendicular diagonals.

17 in long 1.3 ft wide and 8in high what is the volume

The given dot plot represents the average daily temperatures, in degrees fahrenheit, recorded in a town during the first 15 days of september. if the dot plot is converted to a box plot, the first quartile would be drawn at __ , and the third quartile would be drawn at link to the chart is here

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial