The son is 9 since 9x4 is 36, so the ratio of their ages is written as 36/9
Answer:
B,C,F
Step-by-step explanation:
obtuse means anything bigger the a 90° angel and acute means anything smaller smaller a 90°
Answer:
Yes it is rational
Step-by-step explanation:
The square root of 900 is a rational number if 900 is a perfect square. It is an irrational number if it is not a perfect square. Since 900 is a perfect square, it is rational number.