Answer:
Step-by-step explanation:
total degrees of a line is 180
4x+20+60=180
4x=100
X=25
Answer:
Step-by-step explanation:
Part A.
Expression
= 10
Because 100 =
and ![[(10)^2]^{\frac{1}{2}}=10^1=10](https://tex.z-dn.net/?f=%5B%2810%29%5E2%5D%5E%7B%5Cfrac%7B1%7D%7B2%7D%7D%3D10%5E1%3D10)
[Since,
]
Part B.
When simplified, the answer is RATIONAL.
[Since, 10 can be written as
]