Types Of Triangle(phillour Girls)

PROJECT OF MATHS ON PROPERTIES AND TYPES OF TRIANGLE • MADE BY: • KAMALDEEP KAUR(8TH A) • MAMTA(8TH B) • RAJNI BALA(8TH C) • Name Of Maths Teacher:• Mrs Geeta • Mrs Aarti • Mrs ChanderMohini

• Name Of Computer Faculty:-Mrs Neelam • Name Of Computer Teacher:-Miss Watanjot Kaur

DEFINITION OF TRIANGLE A Triangle has three sides and three angles.The Sum Of angles of a Triangle is 180°.

STRUCTURE OF TRIANGLE • In ABC:Angle A+ Angle B+ Angle C=180° A

B

C

TYPES OF TRIANGLE • • • • • •

RIGHT-ANGLED TRIANGLE OBTUSE-ANGLED TRIANGLE ACUTE-ANGLED TRIANGLE ISOSCELES TRIANGLE SCALENE TRIANGLE EQUILATERAL TRIANGLE

RIGHT-ANGLED TRIANGLE A

• A Right-Angled Triangle is that triangle whose one angle is 90° i.e Right-Angle. BB

C

OBTUSE-ANGLED TRIANGLE • An ObtuseAngled Triangle is that whose one angle is greater than 90°.

A

B

C

ACUTE-ANGLED TRIANGLE • An Acute-Angled Triangle is that whose one angle is less than 90°

A

B

C

ISOSCELES TRIANGLE • An Isosceles Triangle is that whose two sides are equal.

A

B

C

SCALENE TRIANGLE • A Scalene Triangle is that whose no side A is equal.

C B

EQUILATERAL TRIANGLE • An Equilateral Triangle is that whose three sides are equal.

B

A

C

Pythagoras Theorem It states that the square of Hypotenuse is Equal to the square of Perpendicular and Square Of Base. A In ABC:AC2=AB2+BC2

B

C

THANX TO AIF DE PROGRAM • PROJECT MADE BY STUDENTS OF GOVT. GIRLS SEN. SEC. SCHOOL,PHILLAUR(DISTT JALANDHAR) WITH THE HELP OF BOOKS OF MATHS.