Question

Pleas help me with number three

Answer 1

65

Explanation:

80+35+?=180

115+?=180

115-115+?=180-115

?=65

Answer 2

Answer: 65

Explanation:

all angles of a triangle will add up to be 180 degrees there for add 80 + 35 to get 115 degrees and then subtract 115 from 180(180-115) to get the third angle of 65 degrees