Your friend is incorrect, the triangle is obtuse due to one of the angles having to be 110 degrees.
Domain: 5,2,1, and 8
Range: 3,-7,-8, and 3
Answer: C. Mode
Step-by-step explanation:
Qualitative data applies to observable data such as reoccurring patterns (mode)
Quantitative data applies to numbers and numerical calculations (Mean, Median)
If a number is a multiple of two or more numbers, this means they have that number in common
this makes the answer common multiple