Answer:
5
Step-by-step explanation:
the options are wrong....... k
Hope this helps. Domain and range are the same for this question.
Answer:
No
Step-by-step explanation:
It will be a right triangle if it follows Pyhthagoras Theorem . Where the sum of squares of two smaller sides is equal to the square of the 3rd side. Let's check ,
→ 11²+ 12² = 13²
→ 121 + 144 = 169
→ 265 ≠ 169
<h3>Hence the ∆ is not a right angled triangle </h3>
1. always true
2. always true? (not 100% sure)
3. sometimes true
4. i don’t know, sorry
hope this helps a little bit! sorry i couldn’t help with all of them
