A right triangle has one angle that's 90° and a corner that looks like an L. Obtuse triangles have one angle that's greater than 90°. In acute triangles, all the angles are less than 90°.
Step-by-step explanation:
Answer: d or a i think
Step-by-step explanation:
2. 83 R 2
3. 82 R 1111 etc
Y = 7x^2-3
x=7y^2-3
.......................
Answer:
C
Step-by-step explanation:
all the options can give 9m+27 except C; 9m+12
