Answer:
and 
Step-by-step explanation:
If a number 'x' is a perfect square, then
is rational.
25, 36 and 81 are perfect squares, but 54 and 120 aren't, so the irrational values are
and 
Hello,
52% of 230 = 52/100 × 230 = 0,52 × 230 = 119,6
Answer:32 cm2
Step-by-step explanation:Use the formula A=BH, The 7 does not count because it isn't base or height. Use 4 times 8 which will make 32 cm2.
According to my calculations,
A. is the correct answer.
8√5
Answer: 24a+16
Step-by-step explanation: