Question
The area of an equilateral triangle is 64√3 cm2. Find the radius of the circle that circumscribes the triangle.
More Triangle Questions
- Find the area of a triangle with sides 13 cm, 14 cm and 15 cm.
- In ΔPQR, PQ = 4 cm, QR = 3 cm, and RP = 3.5 cm. ΔDEF is similar to ΔPQR. If EF = 9 cm, what is the perimeter of ΔDEF?
- In a right-angled triangle, the two perpendicular sides are 9 cm and 12 cm. What is the radius of the incircle of the triangle?
- The area of a triangle is 216 cm² and the ratio of its sides is 9: 12: 15. What is the perimeter of the triangle?
- The sides of two similar triangles are in the ratio 5:7. The areas of these triangles are in the ratio:
- If the inradius of a triangle with a perimeter of 60cm is 8 cm, then find the area of the triangle.(in cm2)
- The vertices of a triangle are given as (5, 4), (9, 6), and (1, 5). Determine the area enclosed by this triangle.
- Calculate the area of a triangle whose base is 19.5 cm and the height corresponding to it is 13.7 cm.
- If the side of an equilateral triangle is 12cm, then find the area (in cm 2 ) of the triangle (correct to two decimal places).
- In triangle ABC, DE || BC, where D lies on AB and E lies on AC. If AD:AB = 2:3 and area of triangle ABC = 108 sq cm, then area of triangle ADE is:
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