The smiths spend 11% of their budget on entertainment. their total budget this year is $2,000 more than last year, and this year they plan to spend $4,950 on entertainment. what was their total budget last year?

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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