A

add:a mathematical term that when doing you use a plus sign
addend:numbers that are being added Exp. 6+7=13(6 and 7 are addends) algebra:a mathmatical term that uses leters to represent numbers array:points or dots that form different shapes associative property: Area﻿: the amount of space inside a 2D shape

Additive inverse property

Acute:an angle that is 1-89 degrees

Arc:part of a circle,curve

Axis:lines that make a graphs framework

Associative Property: When you have the same problem only with the perenthesis moved this only works with Addition and Multiplcation