Answer: 10+20=30
Step-by-step explanation:
Answer:
10q - 1
Step-by-step explanation:
Prime factorization of 2·5·2=2^2·5
A parallelogram is a quadrilateral with opposite sides parallel. The first figure above is a parallelogram. ... A rectangle is a quadrilateral because it has four sides, and it is a parallelogram because it has two pairs of parallel, congruent sides. All four angles are right angles.