Use the protractor to find the measure of each angle:

Mathematics

1 answer:

lubasha [3.4K]3 years ago

4 0

Answer:

a. 20-degree

b. 110-degree

c.70-degree

d.50-degree

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zlopas [31]

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dezoksy [38]

It should be 3.25
S is half the perimeter, so .5*(7+5+10)=11
Plug in 11 and you get A=sqrt(264)
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