1.- GENERAL CONTENTS

ACTIVITIES: 1.- Using the scale 1cm equals 1kg, the square the bevel, the compass and the protractor, find the value of the following operations with vectors f1 = 5 kg in 30º direction and upwards f2 = 3 kg horizontal direction and downward direction a) f1 + f2 b) f1-f2 2.- Find the following moments of the forces a) 5 kg in a direction perpendicular to his arm of 3 m and positive direction b) 5 kg applied forming an angle of 30º with an arm of 3m and negative direction. 3.- Search the Internet about different types of structures. With this information, make a report that will be shared.