Question
A ladder is against a wall such that the base is 6 ft away from the wall. If the distance up the wall is 3 ft shorter than the length of the ladder, how long is the ladder?
Answers
Ramisa
the ladder is2 cm
99Henry
a = 6 Ft.
b = c-3.
c = ?
a^2 + b^2 = c^2.
6^2 + (c-3)^2 = c^2.
36 + c^2-6c+9 = c^2.
36 - 6c = -9.
-6c = -45.
c = 7.5 Ft. = Length of ladder.
b = c-3.
c = ?
a^2 + b^2 = c^2.
6^2 + (c-3)^2 = c^2.
36 + c^2-6c+9 = c^2.
36 - 6c = -9.
-6c = -45.
c = 7.5 Ft. = Length of ladder.
Henry
Correction: Math-99Henry. should be Math
Henry.
Henry.