chocolate is in the form of quadrilateral with sides 6 cm and 10 cm 5 cm and 5 cm is cut into two parts on on of its diagonal by a lady part 1 is given to her maid and part 2 is equally divided among a driver and gardener.
(1) what is the length of BD
(2) Area of triangle ABD
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1.Distribution is so far
2. the value depictedhere is caring nature , impartialness.
∆ABD is right angle
AB^2 +BD2 =AD2
BD2= AD2-AB2
BD2= 100 -36
BD2= 64
BD = 8
area of ABD = 1/2 6×8
= 24cm2
area of BCD calculate to using Heron's formula
semiperimetre s = 5+5+8÷2=9
area = 12cm2
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