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TRIANGLES
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About this quiz :
Series name : Boostup
Class : 10th
Subject : maths
Syllabus : TRIANGLES
Total questions : 15
Total marks : 15
* Indicates required question
In a rectangle Length = 8 cm, Breadth = 6 cm. Then its diagonal = …
*
1 point
9 cm
14 cm
10 cm
12 cm
D and E are respectively the points on the sides AB and AC of a triangle ABC such that AD = 2 cm, BD = 3 cm, BC = 7.5 cm and DE || BC. Then, length of DE (in cm) is
*
1 point
2.5
3
5
6
O is the point of intersection of two equal chords AB and CD such that OB = OD, then triangles OAC and ODB are
*
1 point
Equilateral but not similar
Isosceles but not similar
Equilateral and similar
Isosceles and similar
In ∠BAC = 90° and AD ⊥ BC. A Then
*
1 point
BD.CD
= BC²
AB.AC
= BC²
BD.CD
= AD²
AB.AC
= AD²
In ABC, DE || AB. If CD = 3 cm, EC = 4 cm, BE = 6 cm, then DA is equal to
*
1 point
7.5 cm
3 cm
4.5 cm
6 cm
The lengths of the diagonals of a rhombus are 16 cm and 12cm. Then, the length of the side of the rhombus is
*
1 point
9 cm
10 cm
8 cm
20 cm
If ΔABC ~ ΔDEF and ΔABC is not similar to ΔDEF then which of the following is not true?
*
1 point
BC.EF = AC.FD
AB.ED =
AC.DE
BC.DE
=
AB.EE
BC.DE
= AB.FD
In a square of side 10 cm, its diagonal =
*
1 point
15 cm
10√2 cm
20 cm
12 cm
AABC is an equilateral A of side a. Its area will be…
*
1 point
A
B
C
D
If in two triangles DEF and PQR, ZD = ZQ and ZR = ZE, then which of the following is not true?
*
1 point
A
B
C
D
In a rhombus if d1 = 16 cm, d2 = 12 cm, then the length of the side of the rhombus is
*
1 point
8 cm
9 cm
10 cm
12 cm
O is a point on side PQ of a APQR such that PO = QO = RO, then
*
1 point
RS² = PR × QR
PR² + QR² = PQ²
QR² = QO² + RO²
PO² + RO² = PR²
D and E are respectively the midpoints on the sides AB and AC of a triangle ABC and BC = 6 cm. If DE || BC, then the length of DE (in cm) is
*
1 point
2.5
3
6
5
In a rhombus if d1 = 16 cm, d2 = 12 cm, its area will be…
*
1 point
16 × 12 cm²
96 cm²
8 × 6 cm²
144 cm²
In triangle PQR, if PQ = 6 cm, PR = 8 cm, QS = 3 cm, and PS is the bisector of angle QPR, what is the length of SR?
*
1 point
2
4
6
8
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