Answer:

Step-by-step explanation:
Pythagorean Theorem: In the right triangle the square of longer side is equal to the sum of the squares of other sides.

Answer:
thw answer is c if you count the blocks
Answer: B
Step-by-step explanation: the other ones are wrong.
15t because 5 times 3 its 15
A is the first value of the sequence, then you increase or decrease by d each time