Please answer this math question for me.

Hello! 82

Step-by-step explanation:

The answer is 82 because this is a supplementry angle so this will add up to 180 degrees so 82 + 98 = 180 Hope that helps!

i only understand part A:

a) Yes, the more time the plant spend in sunlight, the taller it grows. for example, the plant that spend no time in the sun only grows to 4cm while the plant that spent 9 hours in the sun grew to 31