Answer:
For 1. I believe it's A and for 2. I think its also A.
Step-by-step explanation:
Answer:
Pythagorean Theorem:
a^2 + b^2 = c^2
30^2 + b^2 = 35^2
b^2 = 325
b=18.03
Let me know if this helps!
Communicative Property: (5+7) +3
Associative prop: (3+5) +7 or (3+7) +5
And the last one, I don’t fully understand what it is asking, but I believe it is asking for the answer which would be 15
D is your answer. The last dot