HELP I WILL MARK BRAINLIEST

Select the correct answer what is the most direct use of a compass in geometric constructions? a. to draw congruent angles b. to draw arcs of a given size c. to draw perpendicular lines d. to draw straight lines reset next next

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.