If the angles are across from each other and the same degrees, they are vertical angles
if they add up to 90 degrees then they complementary angles
if they add up to 180 degrees they are supplementary angles
if the angles share a side, they are complimentary angles
Answer:
ek dam fine
Step-by-step explanation:
2+2 is 4 - 1 is 3 QUICK MATHS
Answer:
80
Step-by-step explanation:
every triangle adds up to 180 sort of, in this case, turn 4 into 40. 40+20=60 so add 80 to be 180!!!
