in the following figure a circle has been removed from the square whose length is 14cm now find the are of remaining figure

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

Is a positive integer raised to a negative power always positive

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0