Topic

Triangles

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Quizzes in Triangles

Geometry

A triangle has base 40 cm and perpendicular height 9 cm. What is its area?

98 cm²
49 cm²
360 cm²
180 cm²

Correct answer(s):

180 cm²

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Geometry

A triangle has base 35 cm and perpendicular height 8 cm. What is its area?

43 cm²
140 cm²
86 cm²
280 cm²

Correct answer(s):

140 cm²

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Geometry

A triangle has base 28 cm and perpendicular height 6 cm. What is its area?

68 cm²
168 cm²
84 cm²
34 cm²

Correct answer(s):

84 cm²

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Geometry

A triangle has base 24 cm and perpendicular height 15 cm. What is its area?

180 cm²
360 cm²
39 cm²
78 cm²

Correct answer(s):

180 cm²

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Geometry

A triangle has base 11 cm and perpendicular height 18 cm. What is its area?

58 cm²
198 cm²
29 cm²
99 cm²

Correct answer(s):

99 cm²

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Geometry

A triangle has base 9 cm and perpendicular height 4 cm. What is its area?

13 cm²
18 cm²
26 cm²
36 cm²

Correct answer(s):

18 cm²

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Geometry

A triangle has base 30 cm and perpendicular height 13 cm. What is its area?

86 cm²
390 cm²
195 cm²
43 cm²

Correct answer(s):

195 cm²

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Geometry

A triangle has base 22 cm and perpendicular height 7 cm. What is its area?

77 cm²
58 cm²
29 cm²
154 cm²

Correct answer(s):

77 cm²

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Geometry

A triangle has base 16 cm and perpendicular height 10 cm. What is its area?

160 cm²
26 cm²
52 cm²
80 cm²

Correct answer(s):

80 cm²

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Geometry

A triangle has base 25 cm and perpendicular height 12 cm. What is its area?

300 cm²
150 cm²
74 cm²
37 cm²

Correct answer(s):

150 cm²

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Geometry

A triangle has base 18 cm and perpendicular height 5 cm. What is its area?

46 cm²
90 cm²
45 cm²
23 cm²

Correct answer(s):

45 cm²

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Geometry

A triangle has base 14 cm and perpendicular height 11 cm. What is its area?

77 cm²
25 cm²
154 cm²
50 cm²

Correct answer(s):

77 cm²

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Geometry

A triangle has base 20 cm and perpendicular height 9 cm. What is its area?

180 cm²
29 cm²
58 cm²
90 cm²

Correct answer(s):

90 cm²

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Geometry

A triangle has base 15 cm and perpendicular height 6 cm. What is its area?

90 cm²
45 cm²
42 cm²
21 cm²

Correct answer(s):

45 cm²

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Geometry

A triangle has base 12 cm and perpendicular height 8 cm. What is its area?

40 cm²
96 cm²
48 cm²
20 cm²

Correct answer(s):

48 cm²

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Geometry

Can side lengths 2 cm, 3 cm, and 6 cm form a triangle?

No, because triangles must have equal sides
No, because one side is too long
Yes, because the sum of any two sides is greater than the third side
Yes, because all numbers are positive

Correct answer(s):

No, because one side is too long

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Geometry

Can side lengths 3 cm, 4 cm, and 5 cm form a triangle?

No, because one side is too long
Yes, because all numbers are positive
Yes, because the sum of any two sides is greater than the third side
No, because triangles must have equal sides

Correct answer(s):

Yes, because the sum of any two sides is greater than the third side

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Geometry

A triangle has side lengths 6 cm, 6 cm, and 6 cm. How should it be classified by its sides?

Equilateral and isosceles
Not a triangle
Right triangle
Scalene only

Correct answer(s):

Equilateral and isosceles

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Geometry

A triangle has side lengths 5 cm, 5 cm, and 8 cm. How should it be classified by its sides?

Scalene
Not a triangle
Equilateral
Isosceles

Correct answer(s):

Isosceles

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Geometry

An isosceles triangle has a vertex angle of 128°. What is the measure of each base angle?

Cannot be equal
26° each
128° each
52° each

Correct answer(s):

26° each

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