$4x = $100
100 /4 is 25. You can by 25 lunches....
hope you have a few friends to share it with lol.
16 3/8 I so sorry if wrong glade I could help
Okkk nvm if i sjjdbd can get me up at
Answer:
4√5
Step-by-step explanation:
Use Pythagorean theorem
a^2=21^2-19^2
a^2=441-19^2
a^2=441-361
a^2=80
a= √80
simplify
Use one of the many Trigonometric ratios to solve for the missing angle and then use Pythagorean theorem to solve for the missing side.
These things can be done in any order.