Home
Class 10
MATHS
In /\P Q R , right angled at Q ,\ P Q...

In ` /_\P Q R` , right angled at `Q ,\ P Q=4c m` and `R Q=3c m` . Find the values of `sinP` , `sinR` , `secP` and `secR` .

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC IDENTITIES

    RD SHARMA|Exercise All Questions|254 Videos

Similar Questions

Explore conceptually related problems

In /_\PQR , right angled at Q, the value of cosec R-secP is:

In DeltaO P Q , right-angled at P, O P" "=" "7" "c m andO Q" "-" "P Q" "=" "1" "c m Determine the values of sin" "Q" "a n d" "cos" "Qdot

If p=4 , q=-3, r=2 find the value of 4p^2+5q-12r

If p = 4, q= 3 and r = -2 find the value of p^(2)+q^(2)-r^(2)

In DeltaP Q R , right-angled at Q (see figure), P Q" "=" "3" "c m" "a n d" "P R" "=" "6" "c m . Determine /_Q P R and /_P R Q

In triangle PQR , angle Q=90^@ , If cot R=1/3 , then what is the value of (secP(cosR+sinP))/(cosec R (sinR- cosecP)) ? triangle PQR में, यदि angle Q=90^@ , If cot R=1/3 , तो (secP(cosR+sinP))/(cosec R (sinR- cosecP)) का मान ज्ञात कीजिए?

In Fig. 4.238, S and T are points on the sides P Q and P R respectively of P Q R such that P T=2c m , T R=4c m and S T is parallel to Q R . Find the ratio of the areas of P S T and P Q R . (FIGURE)

RD SHARMA-TRIGONOMETRIC RATIOS-All Questions
  1. If sinA=9/(41) , compute cosA and tanA .

    Text Solution

    |

  2. given : 15 cotA = 8 find sinA and secA

    Text Solution

    |

  3. In /\P Q R , right angled at Q ,\ P Q=4c m and R Q=3c m . Find the ...

    Text Solution

    |

  4. If cottheta = 7/8, evaluate . 1.) ((1+sintheta)(1-sintheta))/((1-cost...

    Text Solution

    |

  5. If 3cot A=4 , check whether (1-tan^2A)/(1+tan^2A)=cos^2A-sin^2A or not...

    Text Solution

    |

  6. If tantheta=a/b then find the value of (costheta+sintheta)/(costheta-s...

    Text Solution

    |

  7. If 3tantheta=4 , find the value of (4costheta-sintheta)/(2costheta+...

    Text Solution

    |

  8. If 3cottheta=2 , find the value of (4sintheta-3costheta)/(2sintheta...

    Text Solution

    |

  9. If tantheta=a/b , show that (asintheta-bcostheta)/(asintheta+bcostheta...

    Text Solution

    |

  10. If sectheta=(13)/5 , show that (2sintheta-3costheta)/(4sintheta-9co...

    Text Solution

    |

  11. If costheta=(12)/(13) , show that sintheta(1-tantheta)=(35)/(156)

    Text Solution

    |

  12. If cottheta=1/(sqrt(3)) , show that (1-cos^2theta)/(2-sin^2theta)=3...

    Text Solution

    |

  13. If tan theta=1/sqrt7,then (c o s e c^2theta-sec^2theta)/(c o s e c^2th...

    Text Solution

    |

  14. If sintheta=(12)/(13) , find the value of (sin^2theta-cos^2theta)/(...

    Text Solution

    |

  15. If sectheta=5/4 , find the value of (sintheta-2costheta)/(tantheta-...

    Text Solution

    |

  16. If costheta=5/(13) , find the value of (sin^2theta-cos^2theta)/(2si...

    Text Solution

    |

  17. If tantheta=(12)/(13) , evaluate (2sinthetacostheta)/(cos^2theta-sin^2...

    Text Solution

    |

  18. If costheta=3/5, find the value of (sintheta-1/tantheta)/(2tantheta)

    Text Solution

    |

  19. If sintheta=3/5 , evaluate (costheta-1/(tantheta))/(2cottheta)

    Text Solution

    |

  20. If secA=5/4 , verify that (3sinA-4sin^3A)/(4cos^3A-3cosA)=(3tanA-ta...

    Text Solution

    |