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Mathematics, 22.04.2021 18:40 dkhakdoust

The diagram shows a logo. ABE and DCE are congruent triangles.
BCE is a sector of a circle, centre E.
Show that the area of the logo is 460 cm?
to 2 significant figures.
B.
C
CE2=142+272-2(27)(14)cos(32)=283.87 56393
CE=16.85
area of sector=105/360**16.852=260.158
tariangle=1/2(14)(17)sin32=63.06
63.06*2=126.12
27 cm
126.12+260.158=390
I
105°
ח
m
14 cm
32°
A
D

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Answers: 1

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The diagram shows a logo. ABE and DCE are congruent triangles.
BCE is a sector of a circle,...
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