मराठी
तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ७

Given that ∆ABC ≅ ∆DEF List all the corresponding congruent angles - Mathematics

Advertisements
Advertisements

प्रश्न

Given that ∆ABC ≅ ∆DEF List all the corresponding congruent angles

बेरीज
Advertisements

उत्तर

Given ∆ABC ≅ ∆DEF


Corresponding congruent angles.

∠ABC = ∠DEF, ∠BCA = ∠EFD, ∠CAB = ∠FDE

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Geometry - Exercise 4.2 [पृष्ठ ८३]

APPEARS IN

सामाचीर कलवी Mathematics - Term 2 [English] Class 7 TN Board
पाठ 4 Geometry
Exercise 4.2 | Q 1. (ii) | पृष्ठ ८३

संबंधित प्रश्‍न

If ΔDEF ≅ ΔBCA, write the part(s) of ΔBCA that correspond to ∠E 


In a squared sheet, draw two triangles of equal areas such that

The triangles are not congruent.

What can you say about their perimeters?


In a ΔABC, if AB = AC and ∠B = 70°, find ∠A. 


On the sides AB and AC of triangle ABC, equilateral triangle ABD and ACE are drawn. Prove that: 

  1. ∠CAD = ∠BAE
  2. CD = BE

State, whether the pairs of triangles given in the following figures are congruent or not:


State, whether the pairs of triangles given in the following figures are congruent or not:

Δ ABC in which AB = 2 cm, BC = 3.5 cm and ∠C = 80° and Δ DEF in which DE = 2 cm, DF = 3.5 cm and ∠D = 80°.


Which of the following pairs of triangles are congruent? Give reasons
ΔABC;(BC = 5cm,AC = 6cm,∠C = 80°);
ΔXYZ;(XZ = 6cm,XY = 5cm,∠X = 70°).


Which of the following pairs of triangles are congruent? Give reasons
ΔABC;(AB = 8cm,BC = 6cm,∠B = 100°);
ΔPQR;(PQ = 8cm,RP = 5cm,∠Q = 100°).


Which of the following pairs of triangles are congruent? Give reasons
ΔABC;(∠B = 90°,BC = 6cm,AB = 8cm);
ΔPQR;(∠Q = 90°,PQ = 6cm,PR = 10cm).


In ΔABC, X and Y are two points on AB and AC such that AX = AY. If AB = AC, prove that CX = BY.


In ΔABC, AD is a median. The perpendiculars from B and C meet the line AD produced at X and Y. Prove that BX = CY.


∆ABC and ∆PQR are congruent under the correspondence:
ABC ↔ RQP
Write the parts of ∆ABC that correspond to
(i) `bar"PQ"`
(ii)∠Q
(iii) `bar"RP"`


If AB = QR, BC = PR and CA = PQ, then ______.


In triangles ABC and DEF, AB = FD and ∠A = ∠D. The two triangles will be congruent by SAS axiom if ______.


In triangles ABC and PQR, ∠A = ∠Q and ∠B = ∠R. Which side of ∆PQR should be equal to side AB of ∆ABC so that the two triangles are congruent? Give reason for your answer.


“If two sides and an angle of one triangle are equal to two sides and an angle of another triangle, then the two triangles must be congruent.” Is the statement true? Why?


Without drawing the triangles write all six pairs of equal measures in the following pairs of congruent triangles.

∆STU ≅  ∆DEF


Without drawing the triangles write all six pairs of equal measures in the following pairs of congruent triangles.

∆XYZ ≅ ∆MLN


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×