Answer:
Step-by-step explanation:
Pythagorean theorem:
x² + x² = (9√2)²
2x² = 162
x² = 81
x = 9
Answer:
I think its 1/3/ and 4. But I dont know tho. just make sure with other.
Step-by-step explanation:
Use your knowledge of trig for this. you know the opposite length, 35, and you need to find the hypotenuse. the trig function to use would be SIN.

try to think about which trig functions to use to find the answers for cable 2. if you need more help leave a message.
12:15 does not belong, since that is a ratio of 4:5, whilst the others are all 3:4.