D = 101/4
if you need it in decimal form it is 25.25
if you need it in mixed number form it is 25 1/4
Answer:
x = 71
Step-by-step explanation:
The sum of the measures of the exterior angles of a polygon is always 360°.
A triangle has 3 exterior angles.
152+ 137+x = 360
Combine like terms
289 +x = 360
Subtract 289 from each side
289-289+x=360-289
x = 71
You would average 52 words a minute.
8580 / 165 (60 + 60 + 45) = 52
Octagons have 8 lines of symmetry
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