Answer:
B. {3/4,0}
Step-by-step explanation:

Verify each option
Option A
Find out sinD
Calculate the length side KD (the hypotenuse of the right triangle)
Applying the Pythagorean Theorem

so

Option A is not true
Option B
Find out tanD

Option B is not true
Option C
Find out tanK

<h2>Option C is correct</h2>
Option D
Find out cosK

Option D is not true
Therefore
<h2>The answer is option C</h2>
Answer:
I beilive it is (6,5)
Step-by-step explanation:
-6 will make it go right and the five will move it up.
#1 is correct because there is one decimal point and the answer which is 157.4476 there is the decimal point on the right spot
Remember when you multiply decimal you need to line the decimals
Hope this helped