Answer:
a = 7
b = 7
Step-by-step explanation:
in a 45-45-90° triangle, the length of legs to hypotenuse is 1 :
Sum, the answer of addition is the sum. The answer to subtraction is the difference.
The answer to your question is sum, 3/5
Answer:
Step-by-step explanation:
cosθ = 1.3/3.1
θ = arccos(1.3/3.1)
Answer: Spain, France, Britain
Step-by-step explanation: