130,000 129,543 is rounded up because the thousands place is a 9
Answer:
b should be it.
Step-by-step explanation:
The answer is B. He is incorrect because he should have only 5 factors of 3.
Answer: 5
Step-by-step explanation:
use formula a^2 + b^2 = c^2
a^2 + 12^2 = 13^2
a^2 + 144 = 169
- 144 -144
a^2 = 25
sqrt sqrt
a = sqrt (25)
a = 5
