Q: Given tan A = 4/3, find the other trigonometric ratios of the angle A.

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MCQ of Real Numbers for Class 10 | Real Numbers Class 10 MCQ Online Test |MCQ of Ch 1 Maths Class 10

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If Angle B and Angle Q are Acute Angles such that Sin B=Sin A then prove that Angle B=Angle Q


Q: If ∠ B and ∠ Q are acute angles such that sin B = sin Q, then prove that ∠ B = ∠ Q


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Show that 0.2353535..... can be expressed in the form p/q where p and q are integers and q not = 0.


Q: Show that 0.2353535... = 0.235 can be expressed in the form p/q , where p and q are integers and 𝑞≠0


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In Triangle ABC Right Angled at B AB = 5 cm and Angle ACB = 30° Determine the lengths of BC and AC


Q: In  ∆ ABC, right-angled at B, AB = 5 cm and ∠ ACB = 30° (see Fig. 8.19). Determine the lengths of the sides BC and AC


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In Triangle PQR Right Angled at Q. PQ = 3 cm and PR = 6 cm. Determine Angle QPR and Angle PRQ


Q: In Δ PQR, right-angled at Q (see Fig. 8.20), PQ = 3 cm and PR = 6 cm. Determine ∠ QPR and ∠ PRQ.


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.If sin A-B =1/2, cos A+B =1/2 THEN FIND THE VALUE OF A and B



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evaluate sin 60 degree cos 30 degree + sin 30 degree cos 60 degree


Q: Evaluate the following sin 60° cos 30° + sin 30° cos 60°


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Evaluate Cos 45/Sec30+Cosec30 | Evaluate Cos 45 Degrees by Sec30 Degree + Cosec 30 Degree

Q: Evaluate cos 45° /sec 30° + cosec 30°


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Evaluate 5cos260°+4 sec230°− tan245° sin230°+ cos230°


Q: Evaluate 5cos^260°+4 sec^230°− tan^245° sin^230°+ cos^230°


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Express the trigonometric ratios sin A, sec A and tan A in terms of cot A.


Hint 💡
sin A= 1/Cosec A
tan A = 1/Cot A
sec^2 A = 1 + – tan^2 A
cosec^2 A = 1 + cot^2 A


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Exercise 8.2 class 10
Choose the correct option and justify your choice
i) (2 tan⁡ 30°)/(1+tan^2 30)
a) sin 60°
b) cos 60°
c) tan 60°
d) sin 30°

ii) (1-tan^2 45°)/( 1+tan^2…

MCQ of Trigonometry class 10 | mcq of maths ch 8 class 10 | class 10 maths chapter 8 live

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Write all the other Trigonometric Ratios of Angle A in terms of Sec A


Q: Write all the other trigonometric ratios of ∠ A in terms of sec A.


Hint 💡
cosec A = 1/sin A
tan A = 1/Cot A
cos A = 1/ sec A
tan^2 A = sec^2 A - 1
tan A = sin A/cos A


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