DAY 11 FORMULA-LINES,EXCEPT CONICS

DISTANCE FORMULA 1

DISTANCE BETWEEN TWO POINTS

DISTANCE FORMULA 2 (PERPENDICULAR DISTANCE FORMULA)

GIVEN POINT AND 1-GENERAL EQN OF A LINE

DISTANCE FORMULA 2

BETWEEN 2 PARALLEL LINES IN THE FORM OF GEN EQN

MIDPOINT FORMULA

SECTION FORMULA (INTERNAL)

SECTION FORMULA (EXTERNAL)

WHRE M1 > M2

INCLINATION OF A LINE

AREA OF A TRIANGLE

SLOPE FORMULA

SLOPE FORMULA OF PERPENDICULAR LINES

OR M1 (M2) = -1

SLOPE FORMULA OF PARALLEL LINES

GENERAL EQN OF A LINE

POINT-SLOPE FORM

TWO-POINT FORM

SLOPE-INTERCEPT FORM

INTERCEPT FORM

STANDARD EQN OF A LINE

DISTANCE BETWEEN TWO POINTS IN SPACE (3D)