Perimeter is 42
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2 1/2 x 3 = 7 1/2 = 7 4/8
10 11/8
- 7 4/8
3 7/8
A is the correct answer
Answer:
Population size:10
Mean (μ): 231.4
Mean Absolute Deviation (MAD): 4.36
Hope this help!
Answer:
105
Step-by-step explanation:
55+50+x=180
x=75 this is the other inside angle. to find b, you need to take 75 and subtract it from 180. this is because a straight line is equal to 180 degrees
90°-77°=13°.
the answer is 13°
