Answer:
40 square units
Step-by-step explanation:
This is a rhombus, so you multiply the two diagonals and divide by 2.
8x10÷2=40
Dur
1 more than 2 times input
input is x
1 more than twice x
1+2x
f(x)=2x+1
Answer:
Option D
Step-by-step explanation:

For F=77°F

True is the correct answer.
Answer:
Bottom left
Step-by-step explanation:
If you graph out the coordinates it goes in a perfect line, thus being linear.