Obtuse triangle if that’s what you’re asking
If n is rational, it means that

Therefore when we do n² we can write it as

Remember that the product of two integer numbers is also an integer, therefore we can guarantee that

Then we can confirm that n² is the quotient of two integers and the denominator is not zero, therefore, n² is always rational, it cannot be an irrational number
Hello,
Answer is Dsince y=k(x-2)²-5 and if k=1 ==>D.
Answer:
145⁰
Step-by-step explanation:
180 minus 73⁰ plus 62⁰
which is 180 minus 135
145⁰
The answer is 12. You find this by counting all of the numbers to the right of the line (referred to as "leaves" in this stem-and-leaf plot)