Mathematics, 12.11.2020 14:00, sunny6946

OABCDE is a regular hexagon. With O as origin the position vector of C is c and the position vector of D is d.
(a) Find, in terms of c and d,
i) DC,
ii) OE
iii) the position vector of B.
(b) The sides of the hexagon are each of length 8 cm.
Calculate
i) the size of angle ABC,
ii) the area of triangle ABC,
iii) the length of the straight line AC,
iv) the area of the hexagon.

OABCDE is a regular hexagon.

With O as origin the position vector of C is c and the position vect

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OABCDE is a regular hexagon. With O as origin the position vector of C is c and the position vector...