Mathematics
Assertion (A): A die is thrown once and the probability of getting an even number is 2/3 . Reason (R): The sample space for even numbers on a die is {2, 4, 6} 1. A is true, R is false. 2. A is false, R is true. 3. Both A and R are true. 4. Both A and R are false.
Related Questions
Statement (i) : sin2 θ + cos2 θ = 1
Statement (ii) : cosec2 θ + cot2 θ = 1
Which of the following is valid ?
only (i)
only (ii)
both (i) and (ii)
neither (i) nor (ii)
In the given diagram, PS and PT are the tangents to the circle. SQ || PT and ∠SPT = 80°. The value of ∠QST is :
140°
90°
80°
50°
In the given diagram, ∆ABC ∼ ∆PQR. If AD and PS are bisectors of ∠BAC and ∠QPR respectively then:
∆ABC ∼ ∆PQS
∆ABD ∼ ∆PQS
∆ABD ∼ ∆PSR
∆ABC ∼ ∆PSR
