4. Explain why pentagons cannot form a regular tessellation.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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4. Explain why pentagons cannot form a regular tessellation.
5. Sigrid is building a hexagonal gazebo. The gazebo is to be 10 feet across the
diagonals.
a. How long is each edge of the gazebo?
b. What are the interior angles of the
outside edges and the central angles?
6. A land surveyor surveys a property and plots the following angles on the plan
shown below. Has the surveyor done the work correctly? How do you know?
98°
91°
138°
130°
120
146°
Page 5 of 5
Transcribed Image Text:4. Explain why pentagons cannot form a regular tessellation. 5. Sigrid is building a hexagonal gazebo. The gazebo is to be 10 feet across the diagonals. a. How long is each edge of the gazebo? b. What are the interior angles of the outside edges and the central angles? 6. A land surveyor surveys a property and plots the following angles on the plan shown below. Has the surveyor done the work correctly? How do you know? 98° 91° 138° 130° 120 146° Page 5 of 5
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