Answer:
The 1st & 2nd option
Step-by-step explanation:
Ans1: 16/3
Ans2: 30
Ans3: 11/7×surd6
Ans4: 2/3×surd11
Rational number is a number that can be expressed in ratio (quotient)
It can be expressed in the form of repeating or terminating decimal
Example:
16/3 is equal to
5.3333333333....(repeating decimal)
thus it is a rational number
1/4 is equal to
0.25 (terminating decimal)
thus it is a rational number
Answer:
<em>80 cm </em>
Step-by-step explanation:
BO² = AB² - AO²
BO² = 41² - 9² = 1,600 = 40²
BD = 2× BO = <em>80 cm</em>
Answer:
Solve for x in the second equation.
Step-by-step explanation:
Subtract 3x from both sides and you can substitute y in the second equation for the first equation and solve for x.
You see the -3 2nd to the left right?