C: 2,6 and d: 0,26 i hope it helped :)
Answer:
Step-by-step explanation:
Let the missing angle be x then .,
81 + 62 + x = 180 (being sum of angles of triangle )
143 + x = 180
x = 180 - 143
x = 37
<em>Therefore the missing angle is 37</em>
Answer:45
Step-by-step explanation: