In a right isosceles triangle, the lengths of the two nonhypotenuse sides are designated a. What is the area of the triangle in terms of a?
The three interior angles of a triangle have measures of a°, a°, and b°. If b = 80, what is the value of a?
In triangle ABC above, if ∠BAD and ∠ADB hare measures of 2n, and if∠ACB has a measure of n, what is the length of side AB? (Figure not necessarily drawn to scale. )
(1) n=250
(2) CD=4
An isosceles triangle has one angle with a measure greater than 95° and another with a measure of x°. Which of the following must be true?
In any right triangle, the acute angles are ______.
If two sides of a triangle are 4 and 5, then the third side cannot be ______.
Each symbol (triangle, square, diamond and circle) in this table has a value. The total of these values in each row and column is written at the end of the corresponding row or column. Now write down the value of each symbol.
If the measures of the angles of a triangle are in the ratio of 3: 4: 5, what is the measure of the smallest angle of the triangle?
A green buoy has a yellow triangle on it. This is a(n)().
A vertex of the navigational triangle is NOT located at the().