7400220112

Submitted by michaela.bailova on Mon, 07/22/2024 - 19:25
Question: 
Mark all the expressions that represent the height of the tree if you know that |AB|=16m and the angle of elevation α=40∘.
Project ID: 
7400220112
SubArea: 
Sine, cosine, tangent and cotangent
Answer 1: 
16cotg40∘
Answer 1 Correct: 
1
Answer 2: 
16⋅sin⁡40∘cos⁡40∘
Answer 2 Correct: 
1
Answer 3: 
16cos⁡40∘
Answer 3 Correct: 
0
Answer 4: 
16⋅sin⁡40∘
Answer 4 Correct: 
0
Answer 5: 
16⋅tg40∘
Answer 5 Correct: 
1
Answer 6: 
16⋅cos⁡40∘sin⁡40∘
Answer 6 Correct: 
0
Answer 7 Correct: 
0
Answer 8 Correct: 
0