What makes a triangle:
Acute?
Obtuse?
Right-angled?
Draw an example of the following types of triangles:
Obtuse triangle
Acute triangle
Right-angled triangle
Identify the following triangles as either acute, obtuse, or right-angled:
What makes a triangle:
Scalene?
Isoceles?
Equilateral?
Draw an example of the following types of triangles:
Scalene triangle
Isoceles triangle
Equilateral triangle
Identify the following triangles as either scalene, isosceles, or equilateral:
Categorise the following triangles in terms of the size of their angles and the relative length of their sides:
Find the value of x in the following diagrams:
For the following diagrams:
Find the value of x.
Hence or otherwise, classify the triangle.
Consider the following diagram:
Find the value of x.
Find the value of y.