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244 Answered Questions for the topic triangles

Triangles Math Trigonometry


Equilateral Triangles

The height of an equilateral triangle is 45ft how do I find the area
Triangles Geometry


I have a triangle with only two sides given (4.8 & 7.2) is there anything else I can find out about it with just two measurements? of said triange
Triangles Math Algebra 1


I need immediate help :(

Decide whether the triangles are similar. If so, determine the appropriate expression to solve for x.Triangles ABC and EDF, where triangle ABC has angle A measuring 53 degrees, angle C measuring 62... more
Triangles Math Geometry


I have tried everything possible but I just can't seem to know the right answer. Can someone help me?

Triangle END is reflected across the line y = x using the rule (x, y) → (y, x) to create triangle E′N′D′. If a line segment is drawn from point E to point E′, which statement would best describe... more
Triangles Math Geometry


Seth is using the figure shown below to prove the Pythagorean Theorem using triangle similarity:

Seth is using the figure shown below to prove the Pythagorean Theorem using triangle similarity:In the given triangle DEF, angle D is 90° and segment DG is perpendicular to segment EF.Part... more


Can the sides of a triangle have lengths 1.5,1.7,and 4.2?Yes or No


Restrictions on X

XZ=12 , ZY=18 , XY= 4x-6What are the restrictions on X?
Triangles Math Linear Algebra


Determining the type of triangle given 3 lines

Determine the type of triangle that is formed by the lines x+y=11, x-y=1 and x-3y=3. Justify your decision?
Triangles Geometry Angles


Mathematics Problem Solving (Triangle)

You measure the angles in a triangle. One angle is twice as big as another. What kind of triangle can it be? What kind of triangle can’t it be? Explain your thinking.
Triangles Geometry Prealgebra


The base of a triangle is 8 more than twice it’s height.

If the area of the triangle is 51 square centimeters, find its base and height.
Triangles Geometry


What is the area of an equilateral triangle whose altitude is 6?

What is the area of an equilateral triangle whose altitude is 6?
Triangles Math Geometry


Literally have no idea how to do this, can someone plz explain?

the ratio of the areas of two similar triangles is 4:9. what is the ratio of their altitudes drawn from corresponding sides?
Triangles Geometry


if triangle XYZ,XY=21 and XZ=35 find YZ

Triangles Math Geometry


Right triangle...

The hypotenuse is x one leg is x-2 and another is 8 (8 is shorter leg): solve for x
Triangles Math Algebra 1


Math for grade 9

What is the height of a triangle that has a base of 8 inches in an area of 28 in.²?
Triangles Geometry Area


VAVA Geometry HELPPP lol

A triangle has an area of 36 cm². The base and height are scaled by a factor of 5.What is the area of the resulting triangle?
Triangles Math Trigonometry


If two angles in the ration of 5:4 are represented by 5x and 4x, express each of the following statements as an equation; then find x and the angles.

A. The angles are adjacent and together form an measuring 45 degrees B. The angles are complementary C. The angles are supplementary D. The angles are two angles of a triangle whose third angle is... more
Triangles Maths Mathematics


Help finding length knowing angles

The angle of elevation of the sun is 64. A telephone pole that is inclined at an angle of 9 degrees (with the vertical) casts a shadow of 5.25 m on the ground. Calculate the approximate length of... more
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