Answer:
bonjour voilà la réponse 4.55
It form a right triangle
legnth of ladder is hypotonuse
bottom of ladder from wall distance is one leg
distance up wall is other leg
a^2+b^2=c^2
c=hypotonuse and a and b are legs
4^2+b^2=20^2
16+b^2=400
minus 16 both sides
b^2=384
sqrt both sides
b=8√6 ft
aprox
b=19.59ft from ground
each photocopie cost .60 cents
It could be 5000 and 2, because 2 is a single digit and the product equals 10000.
Answer:
34.98
Simply add the 27.99 with 25%
= 34.98