Answer:
∠4=135
Step-by-step explanation:
vertical angles are always equal
∠1=∠3
3x-9=x+27
3x-x=27+9
2x=36
x=36/2=18
∠1 =3x-9
∠1=3(18)-9
∠1=54-9=45
∠1+∠4=180 degrees
45+∠4=180
∠4=180-45
∠4=135
Answer: 1/8 rational or irrational (rational) A number that cannot be expressed as a simple fraction is called an irrational number, while 1/8 is a simple fraction. Therefore this one is rational
3/4 rational or irrational (rational) A rational number is the fraction 3/4. Numbers that may be expressed as a fraction or ratio of two integers are known as rational numbers.
7/10 rational or irrational (rational)
Answer:
3 boxes
Step-by-step explanation:
Shenika will need 3 boxes for each of her friends to have 5 cookies this is because 7 multiplied by 5 is 35 which then leads us to dividing the ab of cookies in each box .... 35/12 is 2.9 We would have to round up to 3 boxes.
Answer:
-4.24264069; -4.2 (nearest tenth); -4.24 (nearet hundreths)
Step-by-step explanation:
square root of 72 = 8.48528137 or 8.5 (rounding to tenths)
square root of 2 = 1.41421356 or 1.4
square root of 128 = 11.3137085 or 11.3