13:32 I think... I didn't get enough info lol
The answer is 156 after multiplying 12•12 getting 144 then adding 12 to get my answer.
Answer:
yes
Step-by-step explanation:
f the exterior angle of a polygon is given, then the formula to find the interior angle is Interior Angle of a polygon = 180° – Exterior angle of a polygon Method 3: If we know the sum of all the interior angles of a regular polygon, we can obtain the interior angle by dividing the sum by the number of sides
To determine how much silk Amanda has at the end we need to substract the amount each pice need from the original amount:
![\begin{gathered} 25-\frac{18}{7}-\frac{11}{2}-\frac{7}{4}-\frac{25}{7}=25-\frac{43}{7}-\frac{11}{2}-\frac{7}{4} \\ =25-\frac{86+77}{14}-\frac{7}{4} \\ =25-\frac{163}{14}-\frac{7}{4} \\ =25-\frac{652+98}{56} \\ =25-\frac{750}{56} \\ =\frac{1400-750}{56} \\ =\frac{650}{56} \\ =\frac{325}{28} \\ =11\frac{17}{28} \end{gathered}](https://tex.z-dn.net/?f=%5Cbegin%7Bgathered%7D%2025-%5Cfrac%7B18%7D%7B7%7D-%5Cfrac%7B11%7D%7B2%7D-%5Cfrac%7B7%7D%7B4%7D-%5Cfrac%7B25%7D%7B7%7D%3D25-%5Cfrac%7B43%7D%7B7%7D-%5Cfrac%7B11%7D%7B2%7D-%5Cfrac%7B7%7D%7B4%7D%20%5C%5C%20%3D25-%5Cfrac%7B86%2B77%7D%7B14%7D-%5Cfrac%7B7%7D%7B4%7D%20%5C%5C%20%3D25-%5Cfrac%7B163%7D%7B14%7D-%5Cfrac%7B7%7D%7B4%7D%20%5C%5C%20%3D25-%5Cfrac%7B652%2B98%7D%7B56%7D%20%5C%5C%20%3D25-%5Cfrac%7B750%7D%7B56%7D%20%5C%5C%20%3D%5Cfrac%7B1400-750%7D%7B56%7D%20%5C%5C%20%3D%5Cfrac%7B650%7D%7B56%7D%20%5C%5C%20%3D%5Cfrac%7B325%7D%7B28%7D%20%5C%5C%20%3D11%5Cfrac%7B17%7D%7B28%7D%20%5Cend%7Bgathered%7D)
Therefore Amanda has 11 17/28 yards of silk left.
Answer:
y=-3
Step-by-step explanation:
5(y+2/5)=-13
5y+10/5=-13
5y+2=-13
5y=-15
y=-3
Check:
5(-3+2/5)=-13
-15+2=-13
-13=-13