1 answer:
Answer:
<em>x = 40</em>
Step-by-step explanation:
<u>Lines and Angles</u>
The image shows the shape of a triangle, whose base is extended to form a linear pair of angles.
Recall that two linear angles add up to 180°, this forms the equation:
x + 4x - 20 = 180
Simplifying:
5x = 180 + 20 = 200
x = 200/5 = 40
x = 40
You might be interested in
Lowest to highest:
1/2 , 2/3 , 0.75 , 2
Answer:
1 3/4
Step-by-step explanation:
Answer:
392
Step-by-step explanation:
Answer:
The answer is A.
Answer:
x = 24
Step-by-step explanation:
x - (3 · 4) = 12
x - 12 = 12
+ 12 + 12
x = 24
