Más contenido relacionado La actualidad más candente (20) NOTE MATH FORM 3 - 10 enlargement4. Friday, January 25, 2013
Enlargement
b. Scale Factor (k)
Formula : k = Drawing
Object
AIRIL BIN AHMAD
6. Friday, January 25, 2013
Enlargement
c. Area under the enlargement
Formula: Area= k2 x area of the object
AIRIL BIN AHMAD
7. Friday, January 25, 2013
A’ A= k2 x area of object
= 32 x ½ x 1 x 2
= 9x1
A = 9 unit2
C B
C’ B’
AIRIL BIN AHMAD
10. Friday, January 25, 2013
Enlargement
b. Scale Factor (k)
Formula : k = Drawing
Object
AIRIL BIN AHMAD
12. Friday, January 25, 2013
Enlargement
c. Area under the enlargement
Formula: Area= k2 x area of the object
AIRIL BIN AHMAD
14. Friday, January 25, 2013
Exercise 1.
Object
A B
Drawing
Find:
a. Point of Enlargement
b. Scale Factor
c. Given that area of hexagon
is 3cm2. Find the area under
the enlargement
A B
’ ’ AIRIL BIN AHMAD