10.1.3 - Verification of areas using Heron’s formula
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Practice Questions
Test your understanding with targeted questions
Find the area of an equilateral triangle with side 9 cm using Heron's formula.
💡 Hint: Calculate s first and then find the area.
What is the semi-perimeter of a triangle with sides 6 cm, 8 cm, and 10 cm?
💡 Hint: Add all sides and divide by 2.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is Heron's formula used for?
💡 Hint: Focus on the purpose of the formula.
True or False: Heron's formula can only be used for right-angled triangles.
💡 Hint: Consider the types of triangles this formula can solve for.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A triangle has sides measuring 15 cm, 36 cm, and 39 cm. Calculate the area using Heron's formula.
💡 Hint: Remember to calculate s first followed by the area.
Find the area of a triangle with sides in the ratio 5:12:13 and a perimeter of 60 cm.
💡 Hint: Resolve the side lengths using the ratio and perimeter before substitution.
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