Answer:
Step-by-step explanation:
Consider the given triangle ABC, we have AC = BC, AB = 6 in, CD ⊥ AB, and CD = 3 in. Using ΔCDB, we have
Therefore, 
(Given)
Now, Perimeter of an isosceles triangle is given By: 2a+b
⇒
which is the required perimeter of isosceles triangle.
Answer:
146
Step-by-step explanation:
Get a percent calculator, Then, you put 51.2% of 285 and you actually get 145.96 but the rounded of what you need is 146
Answer:
11/25
Step-by-step explanation:
we can divide both top/bottom by 100, to get 11/25
:)
Answer:
D
Step-by-step explanation
you see 6 squrs and One whole.
Answer:
Step-by-step explanation:
Recall the negative angle identity for the sine function:
Then, we can find the value of 
:
Now recall the definition of the tangent function:
Therefore, now that we know the value of , we can solve in this equation for 
