Which shows a perfect square trinomial? a.50y^2-4x^2 b.100-36x^2y^2 c.16x^2+24xy+9y^2 d.49x^2-70xy+10y^2

A50% increase followed by 33 1/2% decrease

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.