7400320112

Submitted by michaela.bailova on Mon, 07/22/2024 - 19:53
Question: 
A ladder leans against the building wall. The ladder is 3 meters long and it makes an angle of 28∘ with the wall. See the picture bellow. Select all the correct results that show how high this ladder reaches.
Project ID: 
7400320112
SubArea: 
Sine, cosine, tangent and cotangent
Answer 1: 
3⋅cos⁡28∘
Answer 1 Correct: 
1
Answer 2: 
3⋅sin⁡28∘
Answer 2 Correct: 
0
Answer 3: 
3⋅sin⁡62∘
Answer 3 Correct: 
1
Answer 4: 
3sin⁡28∘
Answer 4 Correct: 
0
Answer 5: 
3⋅cotg28∘
Answer 5 Correct: 
0
Answer 6: 
3tg28∘⋅sin⁡28∘
Answer 6 Correct: 
1
Answer 7 Correct: 
0
Answer 8 Correct: 
0