Answer:
The first one
Step-by-step explanation:
Ones because it is the last place value
Answer:
To find the area of a square its " A = b x h " To find the area of a triangle its: "A = 1/2 x b x h.
Step-by-step explanation:
A sum means that two numbers are added together. A square means that a number is raised to the second power.
The sum of a number c and its square can be written with this algebraic expression: