Answer:
A expression is a number, variable, or a combination of numbers and variables and operation symbols. A equality is a relationship between 2 quantities or more . Hope it helps:)))
Step-by-step explanation:
Answer:yes
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
Answer:
13
Step-by-step explanation:
Equation: a^2 + b^2 = c^2
5^2 + 12^2 = c^2
25 + 144 = c^2
169 = c^2 also equals (the square root of 169 = c)
The square root of 169 = 13
C = 13
Answer:
21 is a composite number
Step-by-step explanation:
It is a composite because multiple numbers can go in it like 3 and 7 so it is a composite number