8 1/2=17/2=8.5
24,700 divided by 8.5=2,905,8823
OR
24,700:17/2 =24,700x2/17=2,905,8823
hope this helps! feel free to clarify if unsure
➣ Assignment: 
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➣ Answer: 
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Explanation: ↓↓↓↓↓
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➤ [ Step One ] Follow PEMDAS Order Of Operations

➤ [ Step Two ] Rewrite Equation

➤ [ Step Three ] Calculate Within Parenthesis

➤ [ Step Four ] Rewrite Equation

➤ [ Step Five ] Multiply

➤ [ Step Six ] Rewrite Equation

➤ [ Step Seven ] Calculate Exponents

➤ [ Step Eight ] Rewrite Equation

➤ [ Step Nine ] Solve

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AB
It is indicated in the figure and is valid:
m AB = 49
m ABC
Angle resulting from the following subtraction:
m ABC = 360-107 = 253
m BAC
Angle resulting from the sum of the two angles shown in the figure:
m BAC = 107 + 49 = 156
m ACB
Angle resulting from the following subtraction:
m ACB = 360-49 = 311
Perimeter is the sum of all the sides of the polygon :)