Plz help me step by step explanation would help for work plz And Thank you PLEASE​

i hope this helps

Step-by-step explanation:

r = -43. that's the result

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,

good job you smart son of a gun you are smarter that einstein. 7