I assume:
symmetrys = symmetriesdose = does
isoscelese = isosceles
traingle = triangle
An isosceles triangle has rotational symmetry of order 1.
3... If its a traingle it has 3 angles where the sides meet.
When you rotate a shape less than 360 degrees it will look the same. for example a square has rotational symmetry of 4 because it can be reotated 4 time (over 90 degrees) and it will look the same.
"Dose" is like a dose of medicine. "Does" is used like, "He always does nice things for her".
English word dose = Menge, Dose,dosieren (verb)German word Dose = can, doset
mean dose x mass = integral dose
a bolus (if you're talking about a large injected dose).
A stokvel is a savings club where a group of individuals contribute money regularly into a pool, which is then rotated amongst members. Each member receives a lump sum from the pool on a rotational basis. Stokvels are generally used to save for specific events or goals, such as weddings or school fees.
overdoseunderdose
A dose of cough syrup
A single dose weekly means one dose a week.
A banana equivalent dose is the radiation dose equivalent of consuming an average banana.
The plural of dose is doses.