Answer:
137
Step-by-step explanation:
Answer: A
Step-by-step explanation: Ethan has a 1:6 ratio while Mia has a 1:7 ratio
OK so first I like to find what 10% is which in this case would be 1.8 and to find the other 5% you divide 1.8 by 2 which gets you .9 if you and 1.8 and .9 you get 2.7 and if you add 2.7 to 18 you get 20.7 which is your retail price
Answer: 33 degrees
Step-by-step explanation:
Angles inscribed in the same arc are congruent, so
![13+4x=-7+8x\\\\20+4x=8x\\\\20=4x\\\\x=5\\\\\implies m\angle CDE=-7+5(8)=33^{\circ}](https://tex.z-dn.net/?f=13%2B4x%3D-7%2B8x%5C%5C%5C%5C20%2B4x%3D8x%5C%5C%5C%5C20%3D4x%5C%5C%5C%5Cx%3D5%5C%5C%5C%5C%5Cimplies%20m%5Cangle%20CDE%3D-7%2B5%288%29%3D33%5E%7B%5Ccirc%7D)