Question 3 3. Is the triangle below a right triangle? Why or why not? 13 feet 11 feet 21 feet No. because 11 - 13 does not equal 21 No, because 11 -21 does not equal13 No, because 13 - 21 does not couel 11 No. because 11 souared - 13 scured coes not count

Answer

No, because 11 squared + 13 squared does not equal 21 squared..

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,

3

step-by-step explanation: