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.

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Atransformation t : (x,y) (x-5,y +3) the image of a(2,-1) is

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.