Answer:
180 degrees
Step-by-step explanation:
Two angles are supplementary when they add up to 180 degrees. Therefore, the sum of Angle L and M's measures is equal to 180°.
Answer:
10x-40
Step-by-step explanation:
5 times 2x minus 40 works because of the distributive property
Answer:
yea i dont know this one bro
Step-by-step explanation:
1:2
because red:black = 10:20 and simplifies to 1:2