Answer:
94.2 cm
62.8 inch
Step-by-step explanation:
The circumference of a circle is 2πr, where r is the radius.
The diamater is twice the radius, d=2r.
1) 2π·15 ≈ 94.2 cm
2) r = 10 inch. 2π·10 = 62.8 inch.
The question is wrongly placed under Mathematics which supposedly be under Biology. It talks about genetics. The answer for the question is letter D. There are 4 phenotypes, A, B, O, AB.
6/8 simplifies to 3/4.
Divide both numbers by 2 and you can then simplify.