Answer:
12.686cm
Step-by-step explanation:
By using pythagoras, we can find CB.
We know that
Therefore,
(it has to be positive since it is distance)
now we look at triangle BCD and use SOH CAH TOA.
5 + 5 + 5 + 5 equals 550 lgjf8654
Step-by-step explanation:
"Of" means multiplication, and percent means out of 100.
25/100 × 150 = 700/100 × n
75/2 = 7n
n = 75/14
n ≈ 5.357
Answer:
2
Step-by-step explanation:
(8-x)(8+x)
8×8=64
-x·+x=-x^2
64-x^2