The first bubble is the answer
I believe the answer is A. Plane
The answer is you need to post a pic in order to give help
Answer:
top right
Step-by-step explanation:
if you solve an equation for a triangle using this method you'll get this result
1. 15*15= 225
2. 8*8= 64
3. 225+64= 289
4 . 17*17=289