Answer:
is there just 2 answers too this question? anyways the answer b
Answer:
- Parallelogram has two pairs of parallel sides.
- Square has four right angles, two pairs of parallel sides, and all sides congruent.
- Trapezoid has only one pair of parallel sides.
Step-by-step explanation:
The correct answer is 21 simply because 21 is a multiple of 3 and a multiple of 7, other answer does not hold this conclusion.
Remember (Soh) (Cah) (Toa). CSC is just the inverse of sine.