10.13) (9. (a) A ray of light passes through one surface of a glass prism at right angles to the surface

45°
45°

(i) State why the ray is not deviated as it passes through the surface into the glass
at A.
(ii) On Fig. use a ruler to help you draw the rest of the path of the ray, until it has
emerged again into the air.

please answer pleaseee​

x= -3

step-by-step explanation:

step 1: simplify brackets

4 - x - 1 = 6

step 2: simpilfy

3 - x = 6

step 3: subtract 3 from both sides

-x = 6 - 3

step 4: simpilfy 6 - 3

-x = 3

step 5: multiply both sides by -1

x = -3

where is the diagram? shown below where? ?

step-by-step explanation:

answer: list the statements and i will follow up!

step-by-step explanation: