isosceles and equilateral triangles
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is an isosceles triangle?
Back
An isosceles triangle is a triangle that has at least two sides of equal length.
2.
FLASHCARD QUESTION
Front
What is an equilateral triangle?
Back
An equilateral triangle is a triangle in which all three sides are of equal length and all three angles measure 60 degrees.
3.
FLASHCARD QUESTION
Front
What is the sum of the interior angles of a triangle?
Back
The sum of the interior angles of a triangle is always 180 degrees.
4.
FLASHCARD QUESTION
Front
How do you find the length of a side in an isosceles triangle when given the base and height?
Back
You can use the Pythagorean theorem to find the length of the equal sides by creating a right triangle with half the base as one leg and the height as the other leg.
5.
FLASHCARD QUESTION
Front
What is the relationship between the angles in an isosceles triangle?
Back
The angles opposite the equal sides are also equal.
6.
FLASHCARD QUESTION
Front
How do you classify a triangle based on its angles?
Back
Triangles can be classified as acute (all angles less than 90°), right (one angle equal to 90°), or obtuse (one angle greater than 90°).
7.
FLASHCARD QUESTION
Front
What is the formula for the area of a triangle?
Back
The area of a triangle can be calculated using the formula: Area = 1/2 * base * height.
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