10
If only two sides of a triangle are the same length it is an isosceles triangle. If all three sides are the same length it is an equilateral triangle.
You can't. You need 2 sides.
A right triangle.
a scalene triangle
23
Add up the length of all sides
add up the length of all the sides
Clarify what triangle side length you are looking for.
An isosceles triangle is a triangle that has two sides of equal length.
An isosceles triangle is a triangle with two sides of equal length.
An isosceles triangle is a triangle that has two sides of equal length.
10
If only two sides of a triangle are the same length it is an isosceles triangle. If all three sides are the same length it is an equilateral triangle.
An equilateral triangle is a triangle with all sides the same length.
A midsegment of a triangle is parallel to the side of the triangle, and it's length is half the length of that side
A right triangle with a hypotenuse of length 15 and a leg of length 8 has an area of: 50.75 units2