IDNLearn.com is your trusted platform for finding reliable answers. Discover thorough and trustworthy answers from our community of knowledgeable professionals, tailored to meet your specific needs.
Answer:
8
Step-by-step explanation:
Divide the shape into two pieces. 5x18 and 9x?
5x18=90
162-90=72
9x?=72
divide both sides by 9
?=8