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All About Triangles - Part - 5
1.
In Isosceles triangles two of the sides of triangle are equal in length, the third is different.
False
True
2.
In Equilateral triangles all three sides are equal in length.
True
False
3.
In Equilateral triangles all three sides and all the angles are equal.
True
False
4.
With respect to angles, triangles are classified in ___ categories.
6
4
3
8
5.
Triangles are also classified with respect to the angles.
Right triangle: This has one right and two acute angles.
All are correct
Obtuse triangle: in which one angle is obtuse and two are acute.
Acute triangle: in which all three angles are acute.
6.
In any right triangle, the sum of the measures of the two _____ angles is 90
0
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7.
The square of the longest side ( hypotenuse ) of a right triangle is equal to the sum of the squares of the other two sides is?
Pythagorean Theorem
A Concept
A Rule
8.
What is meant by "sum of squares of the lengths of legs of a right triangle" if length of one leg is 2cm and the other is 4 cm.
2+4 = 8
2x4=8
None is correct
2
2
+4
2
= 2x2+4x2=4+8=12
9.
The sum of squares of the lengths of legs of a right triangle is always equal to the square of length of hypotenuse� is Pythagorean Theorem.
False
True
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