if the coefficient of the width increases by 2, what could be an expression for the area of the rectangle

∠aed is formed inside a circle by two intersecting chords. if minor arc bd = 70 and minor arc ac = 180, what is the measure of ∠ aed? a) 45° b) 50° c) 55° d) 60°

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

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