10 E 51° 108° (a) Giving your reasons, show that ZOBD = 18° B Figure 2 Figure 2 shows the circle ABCDE with centre O. The chords AE and BD intersect outside the circle at the point F. LBCD = 108° ZADB = 51° accurate Given that AE = 4.9 cm, EF = 3.5 cm and DF = 3.0 cm, (b) calculate the area, in cm² to 3 significant figures, of AABF.
10 E 51° 108° (a) Giving your reasons, show that ZOBD = 18° B Figure 2 Figure 2 shows the circle ABCDE with centre O. The chords AE and BD intersect outside the circle at the point F. LBCD = 108° ZADB = 51° accurate Given that AE = 4.9 cm, EF = 3.5 cm and DF = 3.0 cm, (b) calculate the area, in cm² to 3 significant figures, of AABF.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Question
![Diagram NOT
accurately draws
10
E
51°
108°
B.
Figure 2
Figure 2 shows the circle ABCDE with centre O.
The chords AE and BD intersect outside the circle at the point F.
ZBCD = 108°
ZADB = 51°
(a) Giving your reasons, show that 2OBD= 18°
Given that AE = 4.9 cm, EF = 3.5 cm and DF = 3.0 cm,
(b) calculate the area, in cm² to 3 significant figures, of A ABF.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F69a09e26-5a49-4955-8850-77b11ec7b681%2Fcece0635-8dfe-40ed-9e9b-cb82d76f0dde%2F7b34px_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Diagram NOT
accurately draws
10
E
51°
108°
B.
Figure 2
Figure 2 shows the circle ABCDE with centre O.
The chords AE and BD intersect outside the circle at the point F.
ZBCD = 108°
ZADB = 51°
(a) Giving your reasons, show that 2OBD= 18°
Given that AE = 4.9 cm, EF = 3.5 cm and DF = 3.0 cm,
(b) calculate the area, in cm² to 3 significant figures, of A ABF.
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