IEB Grade 12 Maths Paper 2 Summary

Matty PAPER TWO




Daniele Enslin

, FORMULAS -


① Distance formula
② Gradient formula


A- BE Coca -

XB )2t( ya yrs)2 - M=Ya-Yb_
Jca - Ocb




:p:ini±÷ :*. ÷÷÷÷÷÷÷÷÷÷÷÷÷
③ ni




0 EQUATIONS OF LINES -


① →
y intercept use when
you
have 2. points
y=moct
( →
-




d → workout -


M


gradient → substitute to workout - C




→ gradient
② Y M Gc Oci ) when have m and a point
y
=

you
-




→ use
-


,

- → substitute point to work out the equation
point


have intercepts
③
F- t
F- =L →

→
use when

flatten to
you
solve the equation
-

intercepts

, 0 IMPORTANT LINES IN A TRIANGLE T

Median



¥
→ vertex - mid pnt
→ centroid




perpendicular bisector

It.tn is:#
o



→ circumcenter e




'


y Anti tu de


I ::i:c:: ::


① CIRCLES -




¥1
•
Ca ; b)

'
of t b = r2




complete the
> square
y




|;
( pit ( y g)
2
ra

og
-
- -
-




-
opposite to
sign
to co -
cords
of centre