Answer: x=−6,2
Step-by-step explanation:
Answer is to the question is 20
A,10 cm if you like this answer explained to you let me know
<span>The sum of the interior angles of a triangle is 180 degrees
</span>
4x + 5x + 6x = 180
15x = 180
x = 180/15
x = 12
<span>The measure of the smallest angle = 4x = 4*12 = 48</span>°
