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Find the area of a triangle that has a perimeter of 21 inches?
I need to know more about the triangle, such as one or 2 of the angles, whether it is isosceles or equilateral, or whether the lengths share a certain ratio. For example, a triangle of sides 8,8 and 5 (perimeter of 21) will surely have a different area as compared to a triangle of sides 7,7 and 7 (perimeter of 21 as well)
What is the perimeter and area of a square of 21?
If you're asking about a square with side length 21, the perimeter is 4 x 21 = 84 and the area is 212 = 441.
What is the area of an equilateral triangle if it has a perimeter of 21 inches?
There is not enough information here to be able to answer this. Imagine a triangle with 2 sides, each of 10.49 inches, It would have almost no area compared with one with 3 sides of 7 inches each. Both triangles could have perimeters of 21 inches.
What is the perimeter of an equilateral triangle with a side measuring 7 m?
7 m x 3 sides = 21 m perimeter.
What is the length of an equilateral triangle if the perimeter is 12x plus 21?
The length of each side is: (12x+21)/3 = 4x+7
What is the area of an equilateral triangle that has a perimeter of 21 inches?
21.20
Find the area of an equilateral triangle that has a perimeter of 21 inches Round the answer to one decimal place?
Find the area of an equilateral triangle that has a perimeter of 21 inches. Round the answer to one decimal place.
Find the area of a triangle that has a perimeter of 21 inches?
I need to know more about the triangle, such as one or 2 of the angles, whether it is isosceles or equilateral, or whether the lengths share a certain ratio. For example, a triangle of sides 8,8 and 5 (perimeter of 21) will surely have a different area as compared to a triangle of sides 7,7 and 7 (perimeter of 21 as well)
Area of equilateral triangle with perimeter of 21 inches?
(6.06 x 3.5) = 21.20 sq in.
Find the area of an equilateral triangle has a perimeter of 21 inches round the answer to one decimal place?
the answer is 32
What is the area of an equilateral triangle that has a perimeter of 21 inches rounded to one decimal place?
21.2 sq inches.
Find the area of an equilateral triangle that has a perimeter of 21 inches. round the answer to one decimal?
Area of equilateral triangle: 0.5*7*7*sin(60 degrees) = 21.2 square inches
What is the perimeter of a equilateral triangle with 7cm sides?
7 cm x 3 sides = 21 cm perimeter.
What is the perimeter and area of a square of 21?
If you're asking about a square with side length 21, the perimeter is 4 x 21 = 84 and the area is 212 = 441.
What is the perimeter of an equilateral triangle with 7-cm sides?
7 cm x 3 sides = 21 cm perimeter.
What is the area of an equilateral triangle if it has a perimeter of 21 inches?
There is not enough information here to be able to answer this. Imagine a triangle with 2 sides, each of 10.49 inches, It would have almost no area compared with one with 3 sides of 7 inches each. Both triangles could have perimeters of 21 inches.
What is the perimeter of an equilateral triangle with a side measuring 7 m?
7 m x 3 sides = 21 m perimeter.
