Answer:
y=1/2
Step-by-step explanation:
C. 53°
<l + 96° = 149° <exterior angle of a triangle is equal to the sum of two opposite interior angles>
< l = 149° - 96°
<l = 53°
Hope it will help :)❤
Answer:1. 12+9=21 2. 12+4=16
3x - 3= x + 5
=> 3x - x = 5 + 3
=> 2x = 8
=> x = 8/2
=> x = 4
268.08
V=4
3πr3=4
3·π·43≈268.08257
