Use a calculator to evaluate 8 · cos30° rounded to four decimal places.
6.9282
1.2340
-7.9043
-0.50

6.9282 is correct answer.

Step-by-step explanation:

Given :  8 · cos30° .

To find :  evaluate 8 · cos30° rounded to four decimal places.

Solution : We have given that  8 · cos30° .

By the trigonometric values  

cos30° =

Plug the value

8 ·

8 · 0.8660

6.9282.

Therefore, 6.9282 is correct answer.

12cm

the answer is d

"image"

step-by-step explanation:

in most of these problems, the notation is that the point with a "prime" is the image of the point without. that is, b' is the image of b.

here, there is no dilation or reflection. there is simply translation (with no direction shown). which figure you call the "preimage" and which one you call the "image" is up to you. as a matter of convention, the naming is as described above.