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17-02-2026
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The CBSE Class 10th Mathematics Standard Answer Key 2026 is one of the most searched resources after the board exam. Students who appeared for the Mathematics Standard paper eagerly wait to verify their answers, estimate their scores, and analyze their performance. In this blog, you will find complete details about the CBSE Class 10 Maths Standard Answer Key 2026, how to download the PDF for all sets, marking scheme insights, and important FAQs.
The Mathematics Standard paper is designed for students planning to take Mathematics in Class 11 and 12. It includes questions from Algebra, Trigonometry, Geometry, Mensuration, Statistics, and Probability.
After the examination, various coaching institutes and subject experts release the unofficial CBSE Class 10 Maths Standard Answer Key 2026. The official answer key, if released, will be available on the CBSE website.
Students can download the answer key PDF for:
The answer key includes:
Understanding the paper pattern helps in evaluating answers correctly. The exam generally includes:
Internal choices are provided in most questions. Step marking is applicable in subjective questions, so even if the final answer is incorrect, students may get partial marks for correct steps.
To estimate your score using the CBSE Class 10th Mathematics Standard Answer Key 2026:
| QUESTION SET | LINK |
| Question set 1 | Set 1(30/2/1) |
| Question set 2 | Set 2(430/5/2) |
| Question set 3 | Set 3(30/5/3) |
| Question No. | Answer |
| 1 | Answer: Option (a) prime no. |
| 2 | Answer: Option (b) 6 |
| 3 | Answer: Option (a) 48 |
| 4 | Answer: Option (c) 1 |
| 5 | Answer: Option (a) 0 |
| 6 | Answer: Option (d) infinite |
| 7 | Answer: Option (c) |
| 8 | Answer: Option (a) |
| 9 | Answer: Option (a) x-axis |
| 10 | Answer: Option (d) |
| 11 | Answer: Option (b) 4/5 |
| 12 | Answer: Option (d) 60∘ |
| 13 | Answer: Option (a) 60∘ |
| 14 | Answer: Option (d) 35 |
| 15 | Answer: Option (a) 22 cm |
| 16 | Answer: Option (c) 35∘ |
| 17 | Answer: Option (a) 3πd2 |
| 18 | Answer: Option (c) 15 |
| 19 | Answer: Option (c) A is true, R is false |
| 20 | Answer: Option (a) A is true, R is true and R explains it |
| Question No. | Question Text | Answer |
| 1 | The LCM of 960 and 240 is: | Option (A) 960 |
| 2 | The natural number 1 is: | Option (D) neither prime nor composite |
| 3 | For any natural number n, 5n ends with the digit: | Option (B) 5 |
| 4 | The number of distinct zeroes of y=f(x) from the given graph is: | Option (D) 3 (The graph intersects the x-axis at three distinct points) |
| 5 | If α and β are two zeroes of a polynomial f(x)=px2−2x+3p and α+β=αβ, then value of p is: | Option (B) 2/3 |
| 6 | If the pair of linear equations : a1x+b1y+c1=0 and a2x+b2y+c2=0 is consistent and dependent, then: | Option (D) a1/a2=b1/b2=c1/c2 |
| 7 | Which of the following sequence is not an A.P. ? | Option (D) 12,32,52,72,... |
| 8 | In triangles ABC and PQR, ∠A=∠Q and ∠B=∠R, then AB : AC is equal to: | Option (B) PQ : QR |
| 9 | The distance of the point A(4a, 3a) from x-axis is: | Option (A) 3a |
| 10 | If cosA=4/5, then the value of tanA is: | Option (B) 3/4 |
| 11 | If 2sinA=1, then the value of tanA+cotA is: | Option (B) 4/√3 |
The answer key serves multiple purposes:
✔ Helps students analyze performance
✔ Reduces exam stress
✔ Identifies weak areas
✔ Assists in preparing for compartment exams (if needed)
✔ Provides clarity on correct solving methods
Teachers and parents also use the answer key to understand the overall difficulty level of the paper.
Q1. When will the CBSE Class 10th Mathematics Standard Answer Key 2026 be released?
Unofficial answer keys are usually released on the same day of the exam. The official answer key, if released, will be available on the CBSE website.
Q2. Where can I download the CBSE Class 10 Maths Standard Answer Key 2026 PDF?
You can download it from the official website of CBSE or trusted educational portals.
Q3. Is there negative marking in CBSE Class 10 Maths Standard Exam 2026?
No, there is no negative marking in the CBSE Class 10 Mathematics Standard exam.
Q4. Can I challenge the CBSE answer key?
If CBSE releases an official answer key, students may get an opportunity to raise objections by paying a prescribed fee.
The CBSE Class 10th Mathematics Standard Answer Key 2026 – Download PDF for All Sets is an essential resource for students who want to evaluate their performance immediately after the exam. By carefully comparing your answers with the official or expert solutions, you can estimate your score and plan your next academic steps confidently.
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