7th grade math pls help
1 answer:
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Answer:
108.75 square meter.
Step-by-step explanation:
<h3>Surface area of pentagon based pyramid:</h3>
Here, b is the base length of the pyramid. b = 3 m
a is the apothem of the pyramid. a = 3.5 m
s is the slant height of the pyramid. s = 11 m