What is the surface area of the prism 4cm 5cm 3cm 1.5cm 8c. m

Small kingdoms on the iberian peninsula fought to take land back from the moors during which event? the hundred years’ war the wars of the roses the reconquista the great schism

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).