Apex An apex is the highest point of a shape. Apex in polygon Apex in triangle […]
Tag: English A
Angle
Angle An angle is a figure formed by two rays or lines sharing a common endpoint. An acute angle is an angle that measures less than 90° An right angle is an angle that measure is 90° An obtuse angle is an angle that measures between 90° and 180° An straight angle is an angle that measure is […]
Addition to zero
Addition to zero Any number added to zero is equal to itself. Examples: 4+0=4 0+89=89 […]
Altitude of a triangle
Altitude of a Triangle The altitude of a triangle is a perpendicular that is drawn from the vertex of a triangle to the opposite side. The altitude makes an angle of 90° to the side opposite to it. The altitude makes a right angle with the base of the triangle that it touches. A triangle can have three […]
Acute angle
Acute angle An acute angle is an angle that measures less than 90°. […]
Addition
Addition Addition (signified by the plus symbol +) is one of the four basic operations of arithmetic. The addition of two whole numbers results in the total amount or sum of those values combined. Addidion is the inverse of subtraction. […]
