Answer:
12
Step-by-step explanation:
This triangle is a 3-4-5 Pythagorean Triple. 9 is 3*3, 15 is 5*3, so b is 4*3, which is 12. Alternatively, you could use the Pythagorean Theorem's converse, sqrt(15^2-9^2), and get 12.
Answer:
2/3
Step-by-step explanation:
2/6+1/3
We can simplify 2/6 by dividing the top and bottom by2
2/6 = 1/3
1/3+1/3 = 2/3
put a point at 2/3
Answer: 3055.25
Step-by-step explanation: