Pls help asap 50 pts right answer FOR SURE When the sun is 45 degrees above the horizon and a tree's shadow is 10ft long, how tall is the tree? *
5ft
7ft
10ft
15ft

C

Step-by-step explanation:

Please refer to the attachment below.

So, we essentially have a 45-45-90 triangle.

In the 45-45-90 triangle, the two legs are equivalent.

Therefore, since one of the legs is 10ft, the other leg, the height of the tree, must also be 10ft.

Hence, our answer is C.  

the answer is (4,3)

since the rule for r0, 90º is (-y,x) and it was already applied to form the image, all you have to do is reverse the answer using this formula.

answer: an 8-foot rope is tied from the top of a pole to a

stake in the ground, as shown in the diagram

below

step-by-step explanation: