Basics of Triangles
Real-World Application
Types of Triangles
Geometric Reasoning
Advanced Problems
100

The formula to find the area of a triangle.
 

What is (base × height)/2

100

If a triangular garden has a base of 6 meters and a height of 4 meters, what is its area?

What is 12 square meters.

100

A triangle with only two sides of equal length.

What is an isosceles triangle.

100

To find the area of a right triangle, one can use these two known measures as the base and height.

What are two perpendicular sides.

100

A triangle with sides measuring 6 cm, 8 cm, and a 6 cm base has a height of 4 cm; calculate its area

What is 12 square centimeters.

200

The area of a triangle with a base of 10 units and a height of 5 units.

What is 25 Square Units

200

A triangular roof section with a base of 15 meters and height of 7 meters has this area.

What is 52.5 square meters

200

The triangle type with a 90-degree angle.

What is a right triangle.

200

If the base of a triangle is doubled and the height stays the same, the area will change by this factor.

What is doubled.

200

If a triangle’s area is 24 square units with a base of 8 units, calculate the height.

What is 6 units

300

The name of a triangle with all three sides of equal length.

What is an equilateral triangle

300

The area of a triangular park with a base of 25 meters and a height of 20 meters.

What is 250 square meters.

300

A triangle that has one angle greater than 90 degrees.

What is an obtuse triangle.

300

Given a triangle base of 5 cm and a height that is twice the base, calculate the area.  

What is 25 square centimeters.

300

The area of a scalene triangle with a 10 cm base and a perpendicular height of 3 cm.

What is 15 square centimeters.

400

The area of a triangle with a height of 12 units and a base of 8 units.

What is 48 square units.

400

The area of a triangular lot with a base of 18 meters and a height of 10 meters.

What is 90 square meter

400

A triangle where all angles are less than 90 degrees.
 

What is an acute triangle.

400

This theorem helps you calculate the hypotenuse of a right triangle.

What is the Pythagorean Theorem.

400

For a triangle with area 30 square units and base 10 units, find the height.

What is 6 unites.

500

The term for the perpendicular distance from the base to the opposite vertex in a triangle

What is the height.

500

If a triangular sail has a base of 20 feet and a height of 15 feet, its area is this.

What is 150 square feet.

500

A triangle with sides of 3, 4, and 5 units is called this kind of triangle.

What is a right triangle.

500

If a triangle's height is tripled while its base stays the same, this happens to the area.

What is tripled.

500

The area of a triangle with a base of 9 cm and an internal angle opposite to a 12 cm side, given an angle of 90 degrees.

What is 54 square centimeters.