Answer:
Brainliest!
Step-by-step explanation:
1/3 is going to be like
1^2
------
3^2
= 1/9
a. acute
b. right angle
c. acute
d. right angle
19. equilateral triangle
(x^2 +1)(x^2 +1)
x^4 +x^2+x^2 +1
x^4+2x^2 +1 answer
Hope this helps!
b or c