If one person runs 8.1 miles per hour in one direction and another with a speed of 6.3 in an other direction how many hours would have gone by if they are 20.16 miles apart

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

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

52 cm radius = diameter = area = circumference = circumfer