# an equilateral triangle has sides of length 20 to the nearest tenth what is the height

### TriangleWikipedia

By lengths of sides. Triangles can be classified according to the lengths of their sides An equilateral triangle has all sides the same length. An equilateral triangle is also a regular polygon with all angles measuring 60°. An isosceles triangle has two sides of equal length. An isosceles triangle also has two angles of the same measure namely the angles opposite to the two sides of the

### Geometry Common Core Regents ExamAugust 2016

8 An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle 9 Given bigtriangleupAEC bigtriangleupDEF and FE ⊥ CE

### Perimeter of a Triangle

Round to the nearest tenth. An equilateral triangle has sides of length 6 m. Find the perimeter of this equilateral triangle. A triangle has sides with lengths a b and c. The length of side a is 15 inches and side b is two more inches than side a. If the perimeter of the triangle is equal to 40 inches what is the length of side c

### Scanned by CamScanner

An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle 3aosog09 17.3 2. An unmanned aerial vehicle (UAV) is equipped with cameras used to monitor forest fires. The figure represents a moment in time at

### A company logo is shaped like an equilateral triangle with

Classify the triangle by its sides. Triangle has side lengths of 15 15 and 20. Scalene Triangle. Isosceles Triangle. Equilateral Triangle. Right Triangle. asked by idk on May 14 2019 Geometry. There is a triangle shaped pyramid with sides 6 cm base 8 cm and height 7cm. If

### Triangle CalculatorSquare Footage Area

A triangle is a special closed shape or a polygon that has three vertices three sides and three angles. A vertex is a point where two lines or sides meet. Since a triangle has three sides it also has three vertices a b and c. The total of interior angles is always 180°. A triangle can be classified based on their side length and interior

### View questionGeometry Help

An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle Please explain what method you used.

### A company logo is shaped like an equilateral triangle with

Classify the triangle by its sides. Triangle has side lengths of 15 15 and 20. Scalene Triangle. Isosceles Triangle. Equilateral Triangle. Right Triangle. asked by idk on May 14 2019 Geometry. There is a triangle shaped pyramid with sides 6 cm base 8 cm and height 7cm. If

### Equilateral triangleWikipedia

An equilateral triangle with a side of 2 has a height of √ 3 as the sine of 60° is √ 3 /2. The legs of either right triangle formed by an altitude of the equilateral triangle are half of the base a and the hypotenuse is the side a of the equilateral triangle.

### geometry Flashcards Quizlet

8 An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle (1) 10.0 (2) 11.5 (3) 17.3 (4) 23.1 (3) 17.3. 9 Which equation represents a line that is perpendicular to the line represented by 2xy = 7

### Right Triangle Calculator

The 45°-45°-90° triangle also referred to as an isosceles right triangle since it has two sides of equal lengths is a right triangle in which the sides corresponding to the angles 45°-45°-90° follow a ratio of 1 1 √ 2. Like the 30°-60°-90° triangle knowing one side length allows you to determine the lengths of the other sides

### Equilateral Triangle CalculatorShows All Steps

The diagram at the right shows when to use each of these formulas. Example 1 If you are given altitude h and you want to calculate side a then you need to use formula which connects h and a.. Example 2 If you are given area A and you want to calculate perimeter P then you need to make two steps to get the solution. In first step you apply formula which connects area A and side a and in

### An equilateral triangle has a perimeter of 24. what is the

If it is equilateral then all sides are equal so each side must have a length of 8. Now the area is 1/2 base x height. The base has length 8 so 1/2 is 4. Now we need to find the height. This is

### Equilateral Triangles Calculator

An equilateral triangle is a special case of a triangle where all 3 sides have equal length and all 3 angles are equal to 60 degrees. The altitude shown h is hb or the altitude of b. For equilateral triangles h = ha = hb = hc. If you have any 1 known you can find the other 4 unknowns.

### Isosceles triangle calculator and solver

An isosceles triangle has two sides of length 7 km and 39 km. How long is a third side Length IT Find the length (circumference) of an isosceles trapezoid in which the length of the bases a c and the height h are given a = 8 cm c = 2 cm h = 4 cm Isosceles right triangle Calculate the area of an isosceles right triangle whose perimeter is 377 cm.

### An equilateral triangle has a perimeter of 24. what is the

If it is equilateral then all sides are equal so each side must have a length of 8. Now the area is 1/2 base x height. The base has length 8 so 1/2 is 4. Now we need to find the height. This is

### A company logo is shaped like an equilateral triangle with

We can use this formula to find either the height or the base of an equilateral triangle given one among them. Answer and Explanation The side of the equilateral triangle is eq x=2 /eq inches.

### Practice Regents Questions Geometry QuizQuizizz

An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle answer choices . 10.0. 11.5. 17.3. 23.1. Tags Question 9 . SURVEY . 120 seconds . Q. Given Triangle AEC triangle DEF and FE perpendicular to CE.

### A company logo is shaped like an equilateral triangle with

We can use this formula to find either the height or the base of an equilateral triangle given one among them. Answer and Explanation The side of the equilateral triangle is eq x=2 /eq inches.

### Special Right Triangles 8-2

equilateral triangle.The height of the sign is 1 m. Find the length s of each side of the sign to the nearest tenth of a meter. The triangle is equilateral so the altitude divides the triangle into two 30°-60°-90° triangles as shown in the diagram.The altitude also bisects the base so the shorter leg of each 30°-60°-90° triangle is s. 1

### View questionGeometry Help

An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle Please explain what method you used.

### Geometry Regents Bimodal WorksheetsJMAP

39 An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle 40 In SCU shown below points T and O

### Hypotenuse of a Triangle. Calculator FormulasOmni

Divide the length of the shortest side of the main triangle by the hypotenuse of the main triangle. Multiply the result by the length of the remaining side to get the length of the altitude. Alternatively the angles within the smaller triangles will be the same as the angles of the main one so you can perform trigonometryto find it another way.

### geometry Flashcards Quizlet

8 An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle (1) 10.0 (2) 11.5 (3) 17.3 (4) 23.1 (3) 17.3. 9 Which equation represents a line that is perpendicular to the line represented by 2xy = 7

### A company logo is shaped like an equilateral triangle with

We can use this formula to find either the height or the base of an equilateral triangle given one among them. Answer and Explanation The side of the equilateral triangle is eq x=2 /eq inches.

### Grade 8 Problems and Questions on Triangles with Solutions

The perimeter of the triangle is equal to length of side AC length of side AB length of side BC = 26 26 20 = 72 meters A triangle has an area of 90 square cm. Find the length of the base if the corresponding base is 3 cm more then the height. Solution Let b be the length of the base and h be the length of the height.

### Equilateral Triangle CalculatorShows All Steps

The diagram at the right shows when to use each of these formulas. Example 1 If you are given altitude h and you want to calculate side a then you need to use formula which connects h and a.. Example 2 If you are given area A and you want to calculate perimeter P then you need to make two steps to get the solution. In first step you apply formula which connects area A and side a and in

### Area of a triangle (Side-angle-side method) with

Usually called the "side angle side" method the area of a triangle is given by the formula below. Although it uses the trigonometry Sine function it works on any triangle not just right triangles. where a and b are the lengths of two sides of the triangle C is the included angle (the angle between the two known sides) Calculator

### Equilateral triangleWikipedia

An equilateral triangle with a side of 2 has a height of √ 3 as the sine of 60° is √ 3 /2. The legs of either right triangle formed by an altitude of the equilateral triangle are half of the base a and the hypotenuse is the side a of the equilateral triangle.

### (x why ) August 2016 Common Core Geometry Regents Part 1

Sep 09 2016 · An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle (3) 17.3. You could guess this one. Draw a triangle and an altitude. Choice (1) 10 is the length of the base of the right triangle you just created. Choice (4) 23.1 is longer than the hypotenuse.

### View questionGeometry Help

An equilateral triangle has sides of length 20. To the nearest tenth what is the height of the equilateral triangle Please explain what method you used.

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