Answer:
A) 
B) T = -5 °C
Step-by-step explanation:
A) Let T be the change in temperature of the week. T is determined as the total temperature change (-20°C) divided by the number of weeks that have passed (4 weeks). The expression is:

B) In order to simplify the expression, simply perform the division.

This means that the temperature has dropped by 5 degrees each week.
Answer:
Final Answer: 59
Step-by-step explanation:
180- 62= 118
118 / 2= 59
so both angles would be 59
2/5= 40%, so no, they are not equivalent numbers,<span />
If you were to cut a cake diagonally we could say the result would be an oval. Please refer to the image I provided below.