Answer:
Just get the perimeter of the smaller rectangle then times it by 4
Step-by-step explanation:
i tried to use a calculator but i cant do the perimeter of the smaller triangle because i dont know what x is sorry ill try to figure it out.
It's dependent on the context. A book may ask you to find the f'(x) of a function and you may have to use a u sub in your problem which requires you to find the dy/dx of what you substitute. So in this case both would be used.
1 + -4
2 + -5
3 + -6
4 + -7
Answer: 35
Step-by-step explanation:
Angle ACD = 70
Angle BCD = 70/2 = 35