Answer: CasioFX-CG50
Step-by-step explanation: you can get it on amazon
16x2=32
21x2=42
32+42=54
the perimeter is 54
Answer:
3x
Step-by-step explanation:
Answer:
2x + 3x + 5= 10x
Step-by-step explanation:
ABC=50
DCE=65
DEF= I think 115
I hope that helps I would appreciate brainliest if possible :)