4) Answer is D.
Irrational numbers cannot be classified as rational numbers
5) Answer is B.
Every irrational number is a real number
The decomposition of the parallelogram into triangle then into a rectangle is shown below
The measurement we need to calculate the area is the length and the width of the rectangle; 15 feet and 10 feet
Area = 15 × 10 = 150 feet²
Answer:
20
Step-by-step explanation:
10+10+10+10=40
40/2=20
Answer:
angle B = 78.46°
Step-by-step explanation:
Use the cosine ratio


Hope this helps
The equation for surface area on a cube is 6 * L^2, where L is side length. Essentially, six squares of equal size
12^2=144
6 * 144=864
I hope you found this both helpful and explanatory