Q1MathsUnit 3: Matrices and Determinants
When the base of a triangle is increased by and the altitude to this base is
decreased by , the change in area is
Mathematics · JEE
Area of triangles using determinants Short Tricks for JEE
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Short tricks for Area of triangles using determinants work only with strong fundamentals. Apply the tips below in timed sets and review every explanation.
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Area of triangles using determinants focus drill
Solve 15 mixed MCQs for Area of triangles using determinants, review every explanation, and note formulas you hesitated on.
Calculus substitution scan
Spot standard forms (sin²x, 1/(a²+x²), e^ax) before integrating — JEE rewards pattern recognition.
Graph sketch shortcut
For coordinate geometry, mark intercepts and asymptotes first; many MCQs need only qualitative graph features.
Syllabus context
Part of Matrices and Determinants in JEE Main Mathematics.
- Matrices, algebra of matrices, type of matrices
- Determinants and matrices of order two and three
- Evaluation of determinants
- Area of triangles using determinants
- Adjoint and inverse of a square matrix
- Test of consistency and solution of simultaneous linear equations in two or three variables using matrices
Free sample questions
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Q2MathsUnit 3: Matrices and Determinants
The perimeters of two similar triangles is in the ratio The sum of their
areas is 75 sq. cm. Find the area of each triangle in sq. cm.
Q3MathsUnit 3: Matrices and Determinants
OPQR is a square and are the
middle points of the sides and
respectively, then the ratio of the areas of the square and the is
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Popular questions in Area of triangles using determinants
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