Class 10 II Trigonometry EX 8.1 Questions no. 10. In Δ PQR, right angled at Q, PR+QR = 25 cm and PQ=5cm. Determine the value of sinP, cosP and tanP. Trigonometry Ex :- 8.1 Question no.1 • In ∆ ABC, right-angled at B, AB = 24 cm, B... Question no.2 • In Fig. 8.13, Find tan P - cot R Question no.3 • If sin A = 3/4, calculate cos A and tan A. Question no.4 • Given 15 cot A = 8, Find sin A and sec A. ... Question no.5 • Given sec θ = 13/12 Calculate all other tr... Question no.6 • If ∠A and ∠B are acute angle such that cos... Question no.7 • If cot θ = 7/8, evaluate : (i) (1+Sinθ)(1-... Question no.8 • If 3 cot A = 4, Check whether 1- tan²x/1+ ... Question no.9 • In ABC, right angled at B. If tanA= 1/√3 F... Question no.10 • In Δ PQR, right angled at Q, PR+QR = 25 cm... Trigonometry Ex :- 8.2 Class 10 Trigonometry formula • Class 10 Trigonometry formula Question no.1(i) • Evaluate the following. 1. Sin60°Cos30° + ... Question no.1(ii) • Question no.1 Evaluate the following. (ii)... Question no.1(iii) • Evaluate the Following. (iii) Cos45°/Sec30... Question no.1(iv) • Evaluate the Following. (iv) Sin30°+Tan45°... Question no.1(v) • Evaluate the Following (v) 5Cos²60° + 4Sec... Question no.2(i) • Choose the correct option and justify your... Question no.2(ii) • Choose the correct option and justify your... Question no.2(iv) • Choose the correct option and justify your... Question no.3 • If and ; Tan (A+B) = √3 and Tan (A-B) = 1/... Trigonometry Ex :- 8.3 Question no.1(i) • Evaluate:- (i) Sin18°/Cos72° Question no.1(ii),(iii),(iv) • Evaluate :- (ii) Tan26°/Cot64°, (iii) Cos4... Question no.2(i),(ii) • Show that (i) Tan48°Tan23°Tan42°Tan67°=1 (... Question no.3,4 • If Tan2A=Cot(A-18°) Where 2A is an acute a... Question no.5,6 • If Sec 4 A = Cosec (A-20°), Where 4 A is a... Question no.7 • Express Sin67° + Cos75° in terms of trigo... Trigonometry Ex :-8.4 Question no.1 • Express the Trigonometric ration Sin A, Se... Question no.2 • Write all the other trigonometric ratio of... Question no.3(i) • Evaluate. (i). Sin²63° + Sin²27° / Cos²17°... Question no.3(ii) • Evaluate :- Sin 25° Cos 65° + Cos 25° Sin 65° Question no.4(i) • Choose the correct option Justify your cho... Question no.4(ii) • Choose the correct option. Justify your ch... Question no.4(iii) • Choose the correct option. Justify your ch... Question no.4(iv) • Choose the correct option Justify your cho... Question no. 5(i) • Trigonometry Ex :- 8.5 Question no. 5. (i)... Question no.5(ii) • Class 10 II Trigonometry Ex :- 8.4 Questio... Question no.5(iii) • Trigonometry Ex :- 8.4 Question no. 5. (ii... Question no.5(iv) • Trigonometry Ex :- 8.4. question no. 5. (i... Question no.5(v) • Trigonometry Ex :- 8.4 Question no. 5. (v)... Question no.5(vi) • Trigonometry Ex :- 8.4 Question no. 5. (vi... Question no.5(vii) • Trigonometry Class 10 Ex :- 8.4 Question n... Question no.5(viii) • Trigonometry Class 10 Ex :- 8.4 Question n... Question no.5(ix) • Trigonometry Class 10 Ex :- 8.4 Question n... Question no.5(x) • Trigonometry Class 10 Ex :- 8.4 Question n... #trigonometry