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Heron’S Formula
Quiz 1
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An isosceles right triangle has area 8 cm². The length of its hypotenuse is
0%
\(\sqrt{32}\) cm
0%
\(\sqrt{16}\) cm
0%
\(\sqrt{48}\) cm
0%
\(\sqrt{24}\) cm
Explanation
\(\sqrt{32}\) cm
The perimeter of an equilateral triangle is 60 m. The area is
0%
10√3 m²
0%
15√3 m²
0%
20√3 m²
0%
100√3 m²
Explanation
100√3 m²
The sides of a triangle are 56 cm, 60 cm and 52 cm long. Then the area of the triangle is
0%
1322 cm²
0%
1311 cm²
0%
1344 cm²
0%
1392 cm²
Explanation
1344 cm²
The area of an equilateral triangle with side 2√3 cm is
0%
5.196 cm²
0%
0.866 cm²
0%
3.496 cm²
0%
1.732 cm²
Explanation
5.196 cm²
The length of each side of an equilateral triangle having an area of 9√3 cm² is
0%
8 cm
0%
36 cm
0%
4 cm
0%
6 cm
Explanation
6 cm
If the area of an equilateral triangle is 16√3 cm², then the perimeter of the triangle is
0%
48 cm
0%
24 cm
0%
12 cm
0%
36 cm
Explanation
24 cm
The sides of a triangle are 35 cm, 54 cm and 61 cm. The length of its longest altitude is
0%
16√5 cm
0%
10√5 cm
0%
24√5 cm
0%
28 cm
Explanation
24√5 cm
The area of an isosceles triangle having base 2 cm and the length of one of the equal sides 4 cm is
0%
\(\sqrt{15}\) cm²
0%
\(\sqrt{\frac{15}{2}}\) cm²
0%
2\(\sqrt{15}\)5 cm²
0%
4\(\sqrt{15}\) cm²
Explanation
\(\sqrt{15}\) cm²
The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm² is
0%
Rs 2.00
0%
Rs 2.16
0%
Rs 2.48
0%
Rs 3.00
Explanation
Rs 2.16
The base of a right triangle is 48 cm and its hypotenuse is 50 cm. The area of the triangle is
0%
168 cm²
0%
252 cm²
0%
336 cm²
0%
504 cm²
Explanation
336 cm²
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