Answer:
Yes.
Step-by-step explanation:
What is a rational number?
A whole number, fraction, terminating or recurring decimal.
42.9 = 429/10 which is a fraction.
So it's rational.
20 kg is about twent two (22) pounds
Answer:
7600
Step-by-step explanation:
Because it is just x 100
Answer:
a - b = 12
Step-by-step explanation:
Given
= 12 ← factor the numerator
a² - b² ← is a difference of squares and factors as
a² - b² = (a - b)(a + b)
Thus
= 12
Cancel the common factor (a + b) on numerator/ denominator, thus
a - b = 12
The actual length :
26.8 * 0.5 = 13.4 meters
The actual width :
12.2 * 0.5 = 6.1 meters
The actual area of the court:
13.4 * 6.1 = 81.74 meters square
Hope that helps you
