Answer:
BC ≈ 8.6
Step-by-step explanation:
Using Pythagoras' identity in the right triangle , that is
BC² = AB² + AC² = 7.3² + 4.6² = 53.29 + 21.16 = 74.45 ( square root both sides )
BC =
≈ 8.6 ( to 1 dec. place )
Answer:

Step-by-step explanation:
Given


Required

This is already stated in the question as:

Answer:
3x+2=16
Step-by-step explanation:
In terms of pi means to include pi in your answer. In other words, don't use 3.14 or 22/7 for pi.
Answer:
the anwser is H
Step-by-step explanation:
- frist x^2=16 it means the radical of 16 is x
the radical of 16 is《 4》
♧x^3 it means 4^3=64
the radical of 4 is 2
- then 64+2=66