Use only the digits 0 - 9 to complete the fraction.

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1.90 = 21/___

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,

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moderators are

i think this is a open ended question but i agree with other guy who said you should ask it at english section