Mathematics
Assertion (A): Sides of a triangle are 9 cm, 12 cm and 15 cm. This triangle is both scalene triangle and right angle triangle. Reason (R): Area of a right triangle = x base x height. 1. Assertion (A) is true, Reason (R) is false. 2. Assertion (A) is false, Reason (R) is true. 3. Both Assertion (A) and Reason (R) are true, and Reason (R) is the correct reason for Assertion (A). 4. Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct reason (or explanation) for Assertion (A).
Related Questions
The number of planks of dimensions (4 m × 50 cm × 20 cm) that can be stored in a pit which is 16 m long, 12 m wide and 4 m deep is
1900
1920
1800
1840
Consider the following two statements:
Statement 1: If the circumference of a circle is 10π cm, then its area is 25π cm2.
Statement 2: The area of a circle is π times its circumference.
Which of the following is valid?
Both the statements are true.
Both the statements are false.
Statement 1 is true, and Statement 2 is false.
Statement 1 is false, and Statement 2 is true.