Answer:
3cm
Step-by-step explanation:
those double hashes on those 5 sides mean they are equal. so essentially you have 5 sides that measure 3/10cm and one side that measures 1 1/2cm.
3/10 * 5 = 15/10 = 1 1/2cm
1 1/2cm + 1 1/2cm = 3cm
x=-7+/5 /2
I have a test on thursday toooooooo
13) 95
14) 31
15) 137
16) 71
