D = 140 sec Θ models the distance from the man
<span>to any object given his angle of sight theta.
</span>after working it out you will find out that the awnser is <span>541 feet</span>

4 0

3 years ago

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During September an October, a total of 825,150 visitors went to Grand Canyon National Park. If 448,925 visitors went to the par

Ira Lisetskai [31]

It's 376,225 because 825,150 - 448,925 equals 376,225

7 0

4 years ago

Factor by grouping:

BARSIC [14]

$(x-y)^2=x^2-2xy+y^2\\---------------------------\\\\4-12r+9r^2=2^2-2\cdot2\cdot3r+(3r)^2=(2-3r)^2$

$other\ method:\\\\4-12r+9r^2=4-6r-6r+9r^2=2(2-3r)-3r(2-3r)\\\\=(2-3r)(2-3r)=(2-3r)^2$

3 0

3 years ago

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