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An equilateral triangle that has a perimeter of 57 feet has three equal sides of 19 feet.

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Q: The perimeter of an equilateral triangle is at most 57 feet. What could be the length of a sides?
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Could 8 8 and 8 represent the length of the sides of a triangle?

Yes and it would be an equilateral triangle.


Could an isosceles triangle have a perimeter of 12cm and area of 12cm2?

No. The maximum are is attained when it is equilateral and that is less than 7 cm2


Could a obtuse triangle ever be an equilateral triangle?

No.


What shapes can have the same perimeter?

You could have a 3,4,5 right triangle (perimeter=12), or an equilateral triangle with each side = 4, then a square with each side = 3, a rectangle with length=5 & width=1, a pentagon with each side= 2.4, a hexagon with each side = 2, a decagon (10 sides) with each side= 1.2, a dodecagon (12 sides) with each side = 1. You could go on and on.


What will be the perimeter of an equilateral triangle inscribed in a circle of area154 sq.cm?

The formula for area of a circle is Area=pi*radius2 you know the area of your circle so now find the radius. 154 = pi*r2 r = 7 cm if you can imagine the equilateral triangle in the circle imagine that the radius touches the exact center of this triangle and can extend to one of the three points on the triangle. (this next part would be so much easier if i could draw you a picture). now, if you remember that an equilateral triangle has three angles that each measure up to 60 degrees. if you take the radius of the circle and draw a line from the center of the triangle to the tip of the triangle you will actually cut on of the 60 degree angles in half. this would now make you have an angle 30 degrees. if you do this same thing to another point you will notice you actually have another triangle inside this triangle. since all triangle angles add up to 180 degrees you know all three angles of this new triangle. (note: this new triangle is not an equilateral triangle). so this new triangle has an angle 30 degrees, 30 degrees, and 120 degrees. you can now use the law of sines to find out the length of one side of the equilateral triangle. if you have drawn your picture correctly then you will see that one side of the new triangle actually shares one side of the equilateral triangle. if you look at your new triangle their is only one side that is known a known quantity. this side is the side that is shared with the equilateral triangle. use the law of sines to figure out the length of this side... 7 / sin(30) = x / sin(120) x = 12.12cm you now know that one side of the equlateral triangle is 12.12cm. since there is three sides to the triangle the total perimeter of the equilateral triange is 12.12 times 3 your answer for the perimeter of the equilateral triangle is 36.36cm

Related questions

What is Do you think the perimeter is always even. Could there be a way for the perimeter to be odd?

Of course it could be even. Think of an equilateral triangle with sides of odd length.


What is the perimeter of a triangle that has a area of 6.5 cm?

The minimum perimeter is when the triangle is an equilateral triangle. The perimeter of any other triangle with the same area will be longer. In the case of an equilateral triangle area = (√3)/4 × side² → side = √(4×6.5 cm²/√3) → perimeter = 3 × side = 3 × √(4×6.5 cm²/√3) ≈ 11.62 cm → The triangle has a perimeter greater than or equal to approx 11.62 cm.


Could 8 8 and 8 represent the length of the sides of a triangle?

Yes and it would be an equilateral triangle.


The segments shown below could form a triangle?

No, it could not. A triangle cannot have a perimeter of length zero.


What does equilateral mean?

Equilateral means equal length sides.So a triangle or a pentagon could be equilateral.it means ur mamma is on My dck


Could an isosceles triangle have a perimeter of 12cm and area of 12cm2?

No. The maximum are is attained when it is equilateral and that is less than 7 cm2


Could a obtuse triangle be an equilateral triangle?

No.


Could an equilateral triangle can be a right triangle?

Not in this Universe.


Could a obtuse triangle ever be an equilateral triangle?

No.


What is the length of all 3 sides of a triangle?

They could all be the same length, or two of them could be the same, or they could all be different. In any case, when you add them all up, the number you get is called the "perimeter" of the triangle.


How is circumference similar to perimeter?

The circumference indicates the path and length around a circle, while a perimeter could be the edge (edge length) length of any regular or irregular shape, such as a square, rectangle, or triangle.


What shapes can have the same perimeter?

You could have a 3,4,5 right triangle (perimeter=12), or an equilateral triangle with each side = 4, then a square with each side = 3, a rectangle with length=5 & width=1, a pentagon with each side= 2.4, a hexagon with each side = 2, a decagon (10 sides) with each side= 1.2, a dodecagon (12 sides) with each side = 1. You could go on and on.