Mathematics, 29.10.2019 11:31 cbehunter05
3. a logo is designed as shown in the diagram below. a sector oab, of angle 60° and radius 20cm
is drawn. the perpendicular bd is dropped from b to oa and a quarter circle ead centered at d
is drawn. find the area of the shaded part, bae. bd is a perpendicular bisector of oda. area of
sector r20.
hint: subtract the sum of area of triangle and quarter circle from area of sector. :
2oum
e
Answers: 1
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3. a logo is designed as shown in the diagram below. a sector oab, of angle 60° and radius 20cm
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