Answer:
-3 X 7= -21
Step-by-step explanation:
The length of each leg is 6
Answer:
Step-by-step explanation:
(a - b)² = a² + 2ab + b²
Area of square frame =side²
= (2b - 1)²
= (2b)² - 2*2b * 1 + 1²
= 4b² - 4b + 1
Divide 294 by 14 and you get 21. I hope it helps and that’s the answer. :)