Page 2 :
LINES AND, ANGLES:, CLASS 7
Page 3 :
TYPES OF ANGLES:, •, •, •, •, •, •, •, , 1. ACUTE ANGLES, 2. OBTUSE ANGLE, 3. RIGHT ANGLE, 4. REFLEX ANGLE, 5. COMPLETE ANGLE, 6. STRAIGHT ANGLE, 7. ZERO ANGLE
Page 4 :
Definition of angle, An angle is a measurement of inclination between two rays, , Angle measured in, degrees
Page 5 :
PARALLEL LINES, Two lines are called parallel only of the perpendicular distance between them is, constant
Page 6 :
TYPES OF ANGLES IN PARALLEL LINES, , Click to add text, 1. PAIR OF ALTERNATE ANGLES, 2. PAIR OF CORRESPONDING ANGLES, 3. PAIR OF ADJACENT ANGLES, 4. PAIR OF VERTICALLY OPPOSITE ANGLES
Page 7 :
PROPERTIES OF DIFFERENT ANGLES, 1. Alternate interior and exterior angles are equal., 2. Corresponding angles are equal., 3. Adjacent interior and exterior angles are supplementary. That is, they sum to 180., 4. VOA are equal., , WORK : FIND ALL THE TYPES OF ANGLES?