0- If sinα =3/2, find the value of all T- ratios of α
- If cosα =7/25, find the value of all T-ratios of α
- If tanα =15/8, find the values of all T-ratios of α
- If cotα = 2 find all the values of all T-ratios of α
- If cosecα = √10, find all the values of all T-ratios of α.
- If sin θ = find all the values of all T-ratios of θ
- If 15 cot A = 8 find all the values of sin A and sec A
- If cos θ=0.6 show that (5sin θ - 3tan θ) = 0
- In a right triangle ABC, right-angled at B, if tan A = 1, then verify that 2 sin A cos A = 1
- If 8 tan A = 15, find sin A – cos A.
- In Δ PQR, right-angled at Q, PR + QR = 25 cm and PQ = 5 cm. Determine the values of sin P, cos P and tan P
- In triangle ABC, right-angled at B tanA =1/√3 , find the value of i) sinAcosC+cosAsinC
- If ∠ A and ∠ B are acute angles such that tan A= Tan B then prove that ∠ A =∠B
- If ∠ A and ∠ B are acute angles such that cos A= cos B then prove that ∠ A =∠B
- If ∠ A and ∠ B are acute angles such that sin A= sin B then prove that ∠ A =∠B
