In ΔDEF, the measure of ∠F=90°, FD = 3.3 feet, and DE = 3.9 feet. Find the measure of ∠D to the nearest degree
2 answers:
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Answer:
Since the pentagon is regular, the line connecting the centre of the circle to the verticles (A,B,C,D,E) should inscribe an equal angle in them
You can see what I mean in the attachment
So to mark other points we follow the following steps
- Connect OA
- With OA as base, make angle of 72°. Say th new line is OB.
- Similarly, do for the rest of them
- This is a cyclic pentagon
Step-by-step explanation:
Hope this helps... Pls vote as brainliest
