Answer:
you have $180, total there is $1280
Step-by-step explanation:
Given that,

To find,
The domain of f(x).
Solution,
We have, 
To find domain,
The term under the square root must be positive or null as follows :

Adding 3 both sides

So, the domain is x-3>0
.
Answer:
160 not interested and 144*
Step-by-step explanation:
* is the degree sign like the little o
Not sure about the summer part, but the answer should be 1 / 6. Maybe your question is wrong.
Answer:
Similar, AA similarity, ΔAKL
Step-by-step explanation:
BC and KL are parallel. Therefore, ∠B and ∠K are alternate interior angles, and ∠C and ∠L are also alternate interior angles. Alternate interior angle are congruent, so by AA similarity, ΔABC ~ ΔAKL.