Answer this and I’ll buy you McDonald’s

c   90-180  

Step-by-step explanation:

it would be C

Step-by-step explanation:

obtuse angle is  bigger than 90 degress

3, 12, 48, 384, 1536, 6144, 24576, 98304

step-by-step explanation:

just keep timing it by 4.

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2