B). 10.63
Because 7^2=49 and 8^2=64 then 49+64=113 then the square root of 113 is 10.63
Speed of the waves because a wave can get faster
Answer:
Step-by-step explanation:
It is a solution because if you plug in 84 for b you get 84/12 = 7
Answer:
2550
Step-by-step explanation:
Hope This Helps
Answer:
800m
Step-by-step explanation:
this would be solved using Pythagoras theorem
we are to find the base
The Pythagoras theorem : a² + b² = c²
where a = length
b = base
c = hypotenuse
600² + b² = 100²
b² = 10000 - 3600
b² = 6400
take the square root of both sides
b = 800m
