Parts of a Triangle: Identify the greater value

Classify a triangle by its sides Is it possible...?Using the median to calculate the perimeter Using the theorem: The median of a triangle divides it into two triangles of the same area Median in an isosceles triangle - properties Using parallel lines Determine the size of the given angles Median in a right-angled triangle Using properties of the median Identifying the sides in a triangle using median and height Calculate Angles in Quadrilaterals True / false Identifying sides in a triangle Using angles in a triangle Identifying and defining elements Finding the size of angles in a triangle

Question 1

ABC is an equilateral triangle.

Which angle is larger, $\( ∢B \)$ or $\( ∢A \)$ ?

Question 2

ABC is an isosceles triangle

( $\( ∢A \)$ is the predominant angle).

Which angle is larger, $\( ∢B \)$ or $\( ∢C \)$ ?

Question 3

The triangle ABC is a right triangle.

Which angle is larger, $\( ∢B \)$ or $\( ∢A \)$ ?

Question 4

Triangle ABC is an obtuse triangle.

Which angle is larger, $\( ∢B \)$ or $\( ∢A \)$ ?

Question 5

ΔABC is a scalene triangle with acute angles.

Which angle is larger,
$\( ∢C \)$ or $\( ∢A \)$ ?

Examples with solutions for Parts of a Triangle: Identify the greater value

Exercise #1

ABC is an equilateral triangle.

Which angle is larger, $∢B$ or $∢A$ ?

Video Solution

Answer

$∢A=∢B$

Exercise #2

ABC is an isosceles triangle

( $∢A$ is the predominant angle).

Which angle is larger, $∢B$ or $∢C$ ?

Video Solution

Answer

$∢C=∢B$

Exercise #3

The triangle ABC is a right triangle.

Which angle is larger, $∢B$ or $∢A$ ?

Video Solution

Answer

$∢A>∢B$

Exercise #4

Triangle ABC is an obtuse triangle.

Which angle is larger, $∢B$ or $∢A$ ?

Video Solution

Answer

$∢B>∢A$

Exercise #5

ΔABC is a scalene triangle with acute angles.

Which angle is larger,
$∢C$ or $∢A$ ?

Video Solution

Answer

There is no way to know.