NCERT EXEMPLAR-TRIANGLES-EXERCISE TRUE OR FALSE
- In ∆PQR, if 3∠P = 4∠Q = 6∠R, calculate the angles of the triangle.
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- In ∆DEF, ∠D = 60°, ∠E = 70° and the bisectors of ∠E and ∠F meet at O. ...
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- In Fig. 6.41, ∆PQR is right-angled at P. U and T are the points on lin...
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- In Fig. 6.44, if RP = RQ, find the value of x.
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- In Fig. 6.45, if ST = SU, then find the values of x and y.
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- Check whether the following measures (in cm) can be the sides of a rig...
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- Height of a pole is 8 m. Find the length of rope tied with its top fro...
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- In Fig. 6.46, if y is five times x, find the value of z.
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- The lengths of two sides of an isosceles triangle are 9 cm and 20 cm. ...
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- Without drawing the triangles write all six pairs of equal measures in...
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- ABC is an isosceles triangle with AB = AC and D is the mid-point of ba...
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- In Figure, it is given that LM = ON and NL = MO (a) State the three ...
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- Triangles DEF and LMN are both isosceles with DE = DF and LM = LN, res...
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- If ∆PQR and ∆SQR are both isosceles triangle on a common base QR such ...
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- State which of the following pairs of triangles are congruent. If yes...
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- State which of the following pairs of triangles are congruent. If yes...
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- In Figure, PQ = PS and ∠ 1 = ∠ 2. (i) Is ∆PQR ≅ ∆PSR? Give reaso...
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- In Figure, ∠1 = ∠ 2 and ∠ 3 = ∠ 4 . (i) Is ∆ADC ≅ ∆ ABC? Why ? ...
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- Observe Figure and state the three pairs of equal parts in triangles A...
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- In Fig. 6.55, QS ⊥ PR, RT ⊥ PQ and QS = RT. (i) Is ∆ QSR ≅ ∆ RTQ? ...
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