Answer:
All of them are irrational except √9 which is rational.
Step-by-step explanation:
√5= 2.2606797749(irrational)
√9=3(rational) this one is rational
√7=2.64575131106(irrational)
√3.31662479035(irrational)
hope it helps.
Answer: B and C
Step-by-step explanation: For A, vertical angles can be complimentary or supplementary. For D, vertical angles can sometimes be acute but not always.
I think it's ×=2.5 or it's x=1 or it's x= 19
C.
Solve for x by simplifying both sides of the equation, then isolating the variable.
x = 77, -77
Answer: Yes it would
Step-by-step explanation: