Answer:
see explanation
Step-by-step explanation:
A rectangle is is a type of parallelogram with four right angles.
Answer:
A
Step-by-step explanation:
empirical formulas are the simplest form of notation so they provide the lowest whole number ratio between the elements in a compound
Answer:
12
Step-by-step explanation:


sin4π/3= sin(π+π/3) = - sinπ/3
cot4π/3=cot(π+π/3)= cotπ/3
OPTION C 4π/3