Question

what are the two interior angles? (they are not 10 and 170)

Answer 1

Answer:

140 and 10

Step-by-step explanation:

ext. angle is 40, meaning int, angle is 140

30 is given

180-140-30=10

Answer 2

Answer:

140° and 10°

Step-by-step explanation:

If one of the exterior angles is 40°, its corresponding interior angle is 180° – 40° = 140°. If another interior angle is 30°, then the remaining interior angle must be 180° – 140° – 30° = 10°.