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What is the area of a triangle whose sid...

What is the area of a triangle whose sides measure 5 cm, 6 cm and 7 cm?
एक त्रिभुज का क्षेत्रफल क्या है जिसकी भुजाएँ 5 सेमी, 6 सेमी और 7 सेमी हैं?

A

`10.9797 cm^2`

B

` 12.8484 cm^2`

C

`16.4545 cm^2`

D

`14.6969 cm^2`

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The sides of a triangle are 24cm, 26cm and 10cm. At each of its vertices, circles of radius 4.2cm are drawn. What is the area (in cm^2 ) of the triangle, excluding the portion covered by the sectors of the circle? एक त्रिभुज की भुजाएँ 24 सेमी, 26 सेमी और 10 सेमी हैं। इसके प्रत्येक कोने पर त्रिज्या 4.2 सेमी के वृत्त खींचे गए हैं। वृत्त के क्षेत्रों द्वारा कवर किए गए हिस्से को छोड़कर, त्रिभुज का क्षेत्रफल ( cm^2 ) ज्ञात करें|

The sides of a triangle are 56 cm, 90 cm and 106 cm. The circumference of its circumcircle is : एक त्रिभुज की भुजाएं 56 सेमी, 90 सेमी और 106 सेमी हैं | इसके परिवृत्त की परिधि ज्ञात करें |

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PINNACLE-MENSURATION-EXERCISE
  1. The length and breadth of a rectangle are in ratio 3:2. If its perimet...

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  2. If the height of an equilateral triangle is 12 cm, then what is the ar...

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  3. What is the area of a triangle whose sides measure 5 cm, 6 cm and 7 cm...

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  4. A chord of length 24 cm is at a distance of 5 cm from the centre of a ...

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  5. A secant is drawn from a point P to a circle P to a circle so that it ...

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  6. If one side of a triangle is 7 with its perimeter equal to 18, and are...

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  7. If he length of a rectangle is increased by 12% and the breadth is dec...

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  8. PA and PB are tangents to the circle and O is the centre of the circle...

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  9. A circle is inscribed in the triangle ABC whose sides are given as AB ...

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  10. Find the perimeter of a right angle triangle whose sides have sizes of...

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  11. Two circles touch each other externally. The distance between their ce...

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  12. The wheel of a car has 210 cm diameter. How many revolutions per minut...

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  13. If the perimeter and length of a rectangle are in the ratio 6:1 and th...

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  14. The perimeter of an isosceles triangle is 125 cm. If the base is 33 cm...

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  15. Two circles with the same centre P have radii 7.5 cm and 4.4 cm. Throu...

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  16. The length of a rectangle plot is five times of its breadth. If the ar...

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  17. Two small circular grounds of diameters 42 m and 26 m are to be replac...

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  18. The perimeter of an isosceles triangle is 90 cm. If the base is 26 cm,...

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  19. In an isosceles right-angled triangle, the perimeter is 30 m. Find its...

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  20. The three medians AX, BY and CZ of triangle ABC intersect at point L. ...

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