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Unformatted text preview: o B. 360 o C. 450 o 540 o 7. In the figure, ∠ BAD = ∠ BCD, ∠ ABE = ∠ AEB = ∠ ADF = ∠ AFD, AE = EF = FA. Find ∠ BCD. A. 90 o B. 100 o C. 110 o 2 120 o Section B Long Questions 8. The size of each interior angles of a regular polygon is 8 times that of each exterior angle. (a) Find the size of each exterior angle of the polygon. (b) Hence, find the number of sides of the polygon. 9. In the figure, DE // FC. FBC, GEBH and ABD are straight lines. Find w , x , y and z . 3 10. In the figure, BD and AC are the angle bisectors of ∠ ADC and ∠ BCD respectively. Intersecting at H. If ∠ MAH = 80 o and ∠ NBH = 100 o , find ∠ CHD. 4 11. ∆ ABC is an equilateral triangle and AB ⊥ DB. Find y . 12. In the figure, CB // DE, BAF and DEF are straight lines. Find ∠ BAE and ∠ AFE. 5 6...
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This note was uploaded on 09/21/2011 for the course MATH 103 taught by Professor Wouters during the Spring '08 term at Wisc Oshkosh.
 Spring '08
 WOUTERS
 Algebra, Angles, Polygons

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