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Angles

Published on Nov 18, 2015

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PRESENTATION OUTLINE

ACUTE ANGLE

AN ANGLE LESS THEN 90 DEGREES

OBTUSE ANGLE

A ANGLE GREATER THAN 90 DEGREES
Photo by mliu92

RIGHT ANGLE

A ANGLE THAT MEASURES EXACTLY 90 DEGREES

STRAIGHT ANGLE

A STRAIGHT LINE THAT MEASURES 180 DEGREES

VERTICAL ANGLE

OPPOSITE OF EACH OTHER WHEN TWO LINES CROSS

ADJACENT ANGLE

WHEN TWO ANGLES HAVE A COMMON SIDE AND A COMMON VERTEX

COMPLEMENTARY ANGLES

WHEN TWO ANGLES ADD UP TO 90 DEGREES

SUPPLEMENTARY ANGLES

TWO ANGLES THAT ADD UP TO 180 DEGREES

CORRESPONDING ANGLES

WHEN TWO LINES ARE CROSSED BY ANOTHER LINE

TRANSVERSAL

CROSSES AT LEAST TWO LINES

CIRCLE

A CLOSED PLANE CURVE
Photo by Roberto Trm

SEMI CIRCLE

HALF OF A CIRCLE

CIRCUMFERENCE

THE DISTANCE AROUND A CIRCLE

AREA

THE SPACE IN A CIRCLE

DIAMETER

THE DISTANCE FROM ONE SIDE OF A CIRCLE TO THE OTHER