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:
9880
Step-by-step explanation:

Answer:
62.8875
Step-by-step explanation:
To finf the area of this figure you must multiply 6.45*9.75
Answer:
B) Lands on red 6 times
C) Lands on yellow 4 times
Step-by-step explanation:
The rest are way too much/too little for their predicted probability.
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