Answer:
hey I'm sorry did you ever get the answer yo this question
Answer:
A
Step-by-step explanation:
sorrow if its wrong I need to find my glasses
Answer:
BC and AD mean the same thing as BCE and CE. Image via Artoba Tours.
We need to find a common denominator for the bottom half of the fraction. To do so, we will first factor
.
Notice that both denominators have a x+1 in common. To get the common denominator, we need to multiple the
by its missing piece, (x-4)
Combine:
When dividing two fractions, we can flip the second one and multiply.
×
There is an (x+1) in the numerator and denominator that cancel.
Answer:
Answer:
17,2
Step-by-step explanation:
X = 21×cos35° = 21 × 0,82 = 17,20