Answer: -5
Step-by-step explanation:
i=integer
i+3(i+1)=-21
i+3i+3=-21
4i+3=-21
4i=-24
i=-6
i+1=-6+1=-5
Answer:
b= -2
i cant see the question it wont load sorry
C. 60
From triangle ADB,
From triangle ADC,
The perimeter is the distance around the figure.
The perimeter