Answer:
p * s(3) + b
Step-by-step explanation:
Answer:
The answer is 2.
Step-by-step explanation:
2 appears three times while the others appear only twice
Answer:
21°
Step-by-step explanation:
The sum of the 3 angles in a triangle = 180°
subtract the sum of the 2 given angles from 180 for the other angle
other angle = 180° - (90 + 69)° = 180° - 159° = 21°