Answer: can't add an answer, but for the first all 3 angles add up to 180 in a triangle for the second, plug 5 in and also check if all three add up to 180
Step-by-step explanation:
By adding two positives together, or a big positive number with a small negative number.
Answer:
11.46 I believe
Step-by-step explanation:
40 because the three in the units place is smaller than 5 so you round down.