Answer:
D is a right angle
B is an accute angle
A and C are obtuse
15x-y=27
Step-by-step explanation:
I think if im wrong my apologies haven't done that in a bit
i believe its A
2 + (-3) + 7 = 2 - 3 + 7 = 9 - 3 = 6 <==
a positive multiplied by a negative will be negative
9.53 cm2
hope it helps
Here is the solution:
