Answer:
Where is the table. If I saw it, I could help you.
Step-by-step explanation:
Second is the answer is correct (99% sure)
Answer:
63.7 inches
Step-by-step explanation:
half the base is 9 inches, so the equal legs are each
L = √(9² +21²) = 22.8473...
Perimeter = 2(22.8473) + 18 = 63.6946... ≈ 63.7 inches.
She should need to do the subtraction in the parenthesis first