Answer:
4/15 is your answer my friend
Step-by-step explanation:
Let the ladder length be L, then
sin 70 = 20/L, L = 20/sin70 = 21.3 feet
the length of ladder is 21.3 feet
Answer:
cos X = 
Step-by-step explanation:
simplify 15/39
Use the GCF of the terms to write the expression as the product of two factors with integer coefficients.
-2x3 - 4x2 + 4x