Q.1. Two isosceles triangles have equal angles and their areas are in the ratio 16: 25. The ratio of corresponding heights is:
(A) 4:5
(B) 5:4
(C) 3:2
(D) 5:7
Answer
Answer: (A) 4:5Q.2. In the figure, PB and QA are perpendicular to segment AB. If OA = 5 cm, PO = 7cm and area (ΔQOA) = 150 cm2, find the area of ΔPOB.

(A) 233 cm2
(B) 294 cm2
(C) 300 cm2
(D) 420 cm2
Answer
Answer: (B) 294 cm2Q.3. In a right △ABC, a perpendicular BD is drawn on to the largest side from the opposite vertex. Which of the following does not give the ratio of the areas of △ABD and △ACB?

(A) (AB/AC)2
(B) (AD/AB)2
(C) (AB/AD)2
(D) (BD/CB)2
Answer
Answer: (C) (AB/AD)2Q.4. If △ ABC ~ △ DEF such that AB = 12 cm and DE = 14 cm. Find the ratio of areas of △ ABC and △ DEF.
(A) 49/9
(B) 36/49
(C) 49/16
(D) 25/49
Answer
Answer: (B) 36/49Q.5. In △ABC, AB = 3 and, AC = 4 cm and AD is the bisector of ∠A. Then, BD : DC is —
(A) 9: 16
(B) 4:3
(C) 3:4
(D) 16:9
Answer
Answer: (C) 3:4Q.6. ABCD is a parallelogram with diagonal AC If a line XY is drawn such that XY ∥ AB. BX/XC=?

(A) (AY/AC)
(B) DZ/AZ
(C) AZ/ZD
(D) AC/AY
Answer
Answer: (C) AZ/ZDQ.7. D and E are points on the sides AB and AC respectively of a △ABC such that DE || BC. Which of the following statement is true?
(i) △ ADE ~ △ ABC
(ii) (area of △ ADE/ area of △ ABC) = (AD2/AB2)
(iii) (area of △ ADE/ area of △ ABC)= (AB2/ AD2)
(A) only (iii)
(B) only (i)
(C) only (i) and (ii)
(D) all (i) , (ii) and (iii)
Answer
Answer: (C) only (i) and (ii)Q.8. In ABC, Given that DE//BC, D is the midpoint of AB and E is a midpoint of AC. The ratio AE: EC is __.
(A) 1: 3
(B) 1:1
(C) 2:1
(D) 1:2
Answer
Answer: (B) 1:1Q.9. In ΔABC, AC = 15 cm and DE || BC. If AB/AD=3, Find EC.
(A) 5cm
(B) 10 cm
(C) 2.5cm
(D) 9cm
Answer
Answer: (B) 10 cmQ.10. △ ABC is an acute angled triangle. DE is drawn parallel to BC as shown. Which of the following are always true?
i) △ ABC ∼ △ ADE
ii) AD/BD= AE/EC
iii) DE= BC/2

(A) Only (i)
(B) (i) and (ii) only
(C) (i), (ii) and (iii)
(D) (ii) and (iii) only
Answer
Answer: (B) (i) and (ii) onlyQ.11. In △ ABC and △ DEF, ∠A = ∠E = 40∘ and AB/ED=AC/EF. Find ∠B if ∠F is 65°
(A) 85°
(B) 75°
(C) 35°
(D) 65°
Answer
Answer: (B) 75°Q.12. The triangles ABC and ADE are similar

Which of the following is true?
(A) EC/AC=AD/DE
(B) BC/BD=CE/DE
(C) AB/AD=BC/DE
(D) All of the Above
Answer
Answer: (C) AB/AD=BC/DEQ.13. The ratio of the corresponding sides of two similar triangles is 1: 3. The ratio of their corresponding heights is
(A) 1:3
(B) 3:1
(C) 1:9
(D) 9:1
Answer
Answer: (A) 1:3Q.14. If in △ CAB and △ FED, AB/ EF=BC/FD=AC/ED, then:
(A) △ ABC∼△ DEF
(B) △ CAB∼△ DEF
(C) △ ABC∼△ EFD
(D) △ CAB∼△ EFD
Answer
Answer: (C) △ ABC∼△ EFDQ.15. A tower of height 24m casts a shadow 50m and at the same time, a girl of height 1.8m casts a shadow. Find the length of the shadow of girl.
(A) 3.75m
(B) 3.5m
(C) 3.25m
(D) 3m
Answer
Answer: (A) 3.75 mQ.16. In the adjoining figure, if BC = a, AC = b, AB = c and ∠CAB = 120°, then the correct relation is-

(A) a2 = b2 + c2 – bc
(B) a2 = b2 + c2 + bc
(C) a2 = b2 + c2 – 2bc
(D) a2 = b2 + c2 + 2bc
Answer
Answer: (B) a2 = b2 + c2 + bcQ.17. If the distance between the top of two trees 20 m and 28 m tall is 17 m, then the horizontal distance between the trees is :
(A) 11m
(B) 31m
(C) 15m
(D) 9m
Answer
Answer: (C) 15mQ.18. In the figure △ABC is a right angled triangle with right angle at B. BD is perpendicular to AC. Then which of the following options will hold true?

(A) AD2=DC×AC
(B) AB2=AD×AC
(C) AB2=AD×DC
(D) AB2=DC2+AD2
Answer
Answer: (B) AB2=AD×ACQ.19. If Δ ABC and Δ DEF are similar such that 2AB = DE and BC = 8 cm, then Find EF.
(A) 16 cm
(B) 12 cm
(C) 8 cm
(D) 4 cm
Answer
Answer: (A) 16 cmQ.20. △ ABC is such that AB = 3 cm, BC = 2 cm and CA = 2.5 cm.△ DEF is similar to △ABC. If EF = 4 cm, then the perimeter of △DEF is –
(A) 7.5 cm
(B) 15cm
(C) 30cm
(D) 22.5cm
Answer
Answer: (B) 15cmRelated Posts
Category Lists (All Posts)
Select Category
All categories of this website are listed below with number of posts in each category for better navigation. Visitors can click on a particular category to see all posts related to that category.
- Articles (2)
- Full Form (1)
- Biography of Scientists (1)
- Biology (65)
- Blog Posts (31)
- Career Guidance (1)
- CBSE Class 10 Maths (77)
- CBSE Class 10 Science (187)
- Assertion Reason Questions for Class 10 Science (16)
- Case Study Questions for Class 10 Science (14)
- Evergreen Science Book Solutions for Class 10 (17)
- Extra Questions for Class 10 Science (23)
- HOTS for Class 10 Science (17)
- Important Questions for Class 10 Science (10)
- Lakhmir Singh Class 10 Biology Solutions (4)
- Lakhmir Singh Class 10 Chemistry Solutions (5)
- Lakhmir Singh Class 10 Physics Solutions (5)
- MCQ Questions for Class 10 Science (20)
- NCERT Exemplar Solutions for Class 10 Science (16)
- NCERT Solutions for Class 10 Science (15)
- Quick Revision Notes for Class 10 Science (4)
- Study Notes for Class 10 Science (17)
- CBSE Class 10 Social Science (40)
- CBSE CLASS 11 (1)
- CBSE Class 11 Chemistry (55)
- CBSE Class 11 Maths (63)
- CBSE Class 11 Physics (154)
- Assertion Reason Questions for Class 11 Physics (15)
- Case Study Questions for Class 11 Physics (12)
- Class 11 Physics Study Notes (5)
- Concept Based Notes for Class 11 Physics (2)
- Conceptual Questions for Class 11 Physics (10)
- Derivations for Class 11 Physics (3)
- Extra Questions for Class 11 Physics (13)
- MCQ Questions for Class 11 Physics (16)
- NCERT Solutions for Class 11 Physics (16)
- Numerical Problems for Class 11 Physics (4)
- Physics Formulas for Class 11 (7)
- Revision Notes for Class 11 Physics (11)
- Very Short Answer Questions for Class 11 Physics (11)
- CBSE CLASS 12 (8)
- CBSE Class 12 Biology (27)
- CBSE Class 12 Business Studies (14)
- CBSE Class 12 Chemistry (82)
- Assertion Reason Questions for Class 12 Chemistry (15)
- Case Study Based Questions for Class 12 Chemistry (14)
- Extra Questions for Class 12 Chemistry (5)
- Important Questions for Class 12 Chemistry (15)
- MCQ Questions for Class 12 Chemistry (8)
- NCERT Solutions for Class 12 Chemistry (16)
- Revision Notes for Class 12 Chemistry (7)
- CBSE Class 12 Economics (2)
- CBSE Class 12 English (3)
- CBSE Class 12 Informatics Practices (13)
- CBSE Class 12 Maths (50)
- CBSE Class 12 Physical Education (22)
- CBSE Class 12 Physics (126)
- Assertion Reason Questions for Class 12 Physics (16)
- Case Study Based Questions for Class 12 Physics (14)
- Class 12 Physics Conceptual Questions (16)
- Class 12 Physics Discussion Questions (1)
- Class 12 Physics Latest Updates (1)
- Derivations for Class 12 Physics (8)
- Extra Questions for Class 12 Physics (4)
- Important Questions for Class 12 Physics (8)
- MCQ Questions for Class 12 Physics (14)
- NCERT Solutions for Class 12 Physics (18)
- Numerical Problems Based on Class 12 Physics (16)
- Physics Class 12 Viva Questions (1)
- Revision Notes for Class 12 Physics (7)
- CBSE Class 12 Political Science (1)
- CBSE Class 6 Maths (16)
- CBSE Class 6 Science (36)
- CBSE Class 6 Social Science (11)
- CBSE Class 7 (80)
- CBSE Class 7 Maths (33)
- CBSE Class 7 Science (36)
- CBSE Class 7 Social Science (9)
- CBSE Class 8 Maths (31)
- CBSE Class 8 Science (45)
- CBSE Class 8 Social Science (13)
- CBSE Class 9 Maths (68)
- CBSE Class 9 Science (126)
- Assertion Reason Questions for Class 9 Science (16)
- Case Study Questions for Class 9 Science (14)
- Evergreen Science Book Solutions for Class 9 (15)
- Extra Questions for Class 9 Science (22)
- MCQ Questions for Class 9 Science (11)
- NCERT Solutions for Class 9 Science (15)
- Revision Notes for Class 9 Science (1)
- Study Notes for Class 9 Science (15)
- Topic wise MCQ Questions for Class 9 Science (2)
- Topicwise Questions and Answers for Class 9 Science (15)
- CBSE Class 9 Social Science (23)
- CHEMISTRY (8)
- Chemistry Articles (2)
- Daily Practice Problems (DPP) (3)
- Editable Study Materials (8)
- H. C. Verma (Concepts of Physics) (13)
- ICSE Class 10 Biology (14)
- ICSE Class 10 Chemistry (5)
- ICSE Class 10 Maths (16)
- ICSE Class 10 Physics (12)
- ICSE Class 9 Maths (7)
- ICSE Class 9 Physics (10)
- IIT Foundation Mathematics (4)
- JEE Advanced Physics (3)
- JEE Main (3)
- JEE Main Chemistry (7)
- JEE Main Physics (29)
- JEE Mock Test Physics (1)
- JEE Study Material (1)
- JEE/NEET Physics (6)
- Latest Updates (12)
- CBSE (1)
- CBSE Syllabus (1)
- Maths Articles (2)
- NCERT Books (3)
- NEET Chemistry (13)
- NEET Physics (55)
- NTSE (1)
- Physics (1)
- Physics Articles (21)
- Alternating Current (1)
- Electrostatics (6)
- Fluid Mechanics (2)
- PowerPoint Presentations (13)
- Previous Years Question Paper (3)
- Products (62)
- Products for CBSE Class 10 (15)
- Products for CBSE Class 11 (10)
- Products for CBSE Class 12 (6)
- Products for CBSE Class 6 (2)
- Products for CBSE Class 7 (5)
- Products for CBSE Class 8 (1)
- Products for CBSE Class 9 (3)
- Products for Commerce (3)
- Products for Foundation Courses (2)
- Products for JEE Main & Advanced (10)
- Products for NEET (6)
- Products for ICSE (4)
- Question Answer (3)
- Topic Wise Study Notes (Physics) (2)
- Topicwise MCQs (2)
- Uncategorized (138)
Test Series (Engineering, Medical and School Level Exams)
Test series for students preparing for Engineering & Medical Entrance Exams are available. We also provide test series for School Level Exams. Tests for students studying in CBSE, ICSE or any state board are available here. Just click on the link and start test.