MCQ PracticeIf every side of a triangle is doubled, the area of the new triangle is K times the area of the old one. K is equal to :Subject: MathematicsTopic: AreasA$$sqrt 2 $$B2C3D4Correct Answer: DPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the