Answer
12
Step-by-step explanation:
You need to use cosine because the side length needed is adjacent and you have the hypotenuse.Set up a proportion of "cos23 = x/13" and solve by cross multiplying. Then just round.
Use the app photomath from appstore
it really helped me alot
Answer:
15 (rounded) 14.7 (not rounded)
Step-by-step explanation:
Answer:
A = 169cm²
Step-by-step explanation:
Answer: 15
Step-by-step explanation: