construct a triangle pqr with PQ is equal to 7.5 CM angle r p q is equal to angle r u b is equal to 45 degree measure the third angle what kind of a triangle is it
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according to angle sum property
angle 1 +angle 2+ angle 3 = 180°
45+45+angle 3=180°
angle3=180-90
=90°
it is an isosceles right angled triangle
angle 1 +angle 2+ angle 3 = 180°
45+45+angle 3=180°
angle3=180-90
=90°
it is an isosceles right angled triangle
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Answer:
1)DRAW A LINE SEGMENT PQ = 7.5cm
2)AT P DRAW A RAY PR MAKING AN ANGLE OF 45° USING A PROTRACTOR .
3)AT Q DRAW A RAY QR MAKING AN ANGLE OF 45° USING A PROTRACTOR .
4)MEASURE THE THIRD ANGLE THE ABOVE ANGLE ITS WILL BE OF 90°
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