Answer:
three hundred and eight five twenty sevenths
Answer:
the question states if necessary, round the nearest tenth and by using the pythagoras theorem the answer should be 10 since its 9.21 and its nearest 10th is 10? im not quite sure though
Answer:
A
Step-by-step explanation:

Answer:
8
Step-by-step explanation:
Take the length and multiply it by 2. then take your answer and multiply it by the perimeter. Then, take that answer and divide it by 2. Hope this helps :)