If n and p are positive and 100n^3p^{-1} = 25n , what is n^{-2} in terms of p ? calculate algebraic expressions

For which of the following conditions will the sum of integers m and n always be an odd integer? Numbers

The lengths of the 2 legs of right triangle △ABC shown below are given in inches 24, 32 respec. The midpoint of AB is how many inches from A ? Triangle

If a=\dfrac{a-bc}{c+x} , what is the value of x in terms of a, b and c? calculate algebraic expressions

The perimeter of diamond ABCD is 16 cm, ∠ABC＝60° , the diagonal lines AC and BD intersects at point O . Find the length of AC and BD quadrilateral

Given the trapezoid ABCD, AD\parallel BC , AB=AD+BC , E is the midpoint of CD. Prove AE , BE bisects \angle DAB , \angle ABC respectively. quadrilateral