An observer at the top of a skyscraper sights a tour bus at an angle of depression of 61 degrees. The skyscraper is 910ft tall. What is the horizontal distance from the base of the skyscraper to the tour bus? Round to nearest foot.

true

explanation:

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11 -1> 1 -1+ a

-12 > a

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value