Answer:

Step-by-step explanation:


Used PEMDAS:
P Parentheses first
E Exponents (ie Powers and Square Roots, etc.)
MD Multiplication and Division (left-to-right)
AS Addition and Subtraction (left-to-right)
First Power, next Addition
It is Bioelectrical impedance machine, these devices are used to measure the percentage of fat on your body so it is B
Answer:
both 17 and 19 are right triangles because they both have a right angle
Step-by-step explanation:
Answer:
30
Step-by-step explanation:
50=1/2
1/2 of 60 is 30