For the first one, its 86 square in, and the second one is 45 square cm.

<h2><em>hope</em><em> it</em><em> helps</em><em>!</em></h2>
Answer:
AC = 17.3
Step-by-step explanation:
AC = √c2 - b2
= √18.6862701378782 - 72
= √300.17669166575
= 17.32561
= 17.3
Ten-thousands place value
The answer is 5/4 I hoped this helped