Answer:
The value of x is 20 degrees.
Step-by-step explanation:
The three angles of a triangle must equal 180 degrees.
100 + 40 + 2x = 140 + 2x
180 - 140 = 40 (goal)
2(x) = 40
2(20) = 40
A) 20 degrees
8.75 or C in your screen is the answer. Simply multiply the length X width.
Step-by-step explanation:
Solve b part yourself in the same way.
Because + and - make - which makes you left with 3-5 which equals to -2 because it gets negative.
Answer:
red question= 8.5 yellow question=4.25
Step-by-step explanation: