Answer:
oh oh....I know...it's 4....I'm I right
A would be the Answer because it is in standard form
Answer:
23
Step-by-step explanation:
Exterior angle property: Exterior angle equals sum of opposite interior angles
51 + 2x +3 = 100
2x + 54 = 100
2x = 100 - 54
2x = 46
x = 46/2
x = 23
The value of angle a is 70 degrees.
The value of angle b is 110 degrees.