SSC CHSL 202131)ABC is a right-angled triangle, right-angled at B. D is a point on AC such that AD = 12 cm and CD = 16 cm. If BD bisects ∠ABC , then the perimeter of ΔABC will be:
67.2 cm
SSC CHSL 202132)The perimeters of two similar triangles ABC and PQR are 156 cm and 46.8 cm, respectively. If BC = 19.5 cm and QR = x cm, then the value of x is:
5.85 cm
SSC CHSL 202133)What is the cost (in Rs.) of levelling a triangular park with sides 60 m, 112 m and 164 m at the rate of Rs. 10.50 per m2 ?
21,168
SSC CHSL 202134)In ΔABC, the length of BC is less than twice the length of AB by 2 cm. The length of AC exceeds the length of AB by 6 cm. The perimeter is 60 cm. The length (in cm) of the largest side of the triangle ABC is:
26
SSC CHSL 202135)In a rectangular park having dimensions 60 m × 40 m, two circular flower beds with radius 7 m are developed. What is the area of the remaining portion of the park? (use \(\pi =\frac{22}{7}\) )
2092 m2
SSC CHSL 202136)One side of a rectangular field is 39 m and its diagonal is 89 m. What is the area of the field?
3120 m2
SSC CHSL 202137)The base of a triangle is equal to the perimeter of a square whose diagonal is \(7\sqrt 2 \ cm\) and its height is equal to the side of a square whose area is 169 cm2. The area (in cm2) of the triangle is:
182
SSC CHSL 202138)If the adjacent sides of a rectangle whose perimeter is 60 cm are in the ratio 3 ∶ 2, then what will be the area of the rectangle?
216 cm2
SSC CHSL 202139)A square park has been divided into two rectangles of equal area. If the perimeter of each of these rectangles is 39 m, then what will be the perimeter of the square park?
52 m
SSC CHSL 202140)If the radius of a circle is equal to a diagonal of a square whose area is 12 cm2, then the area of the circle is:
24 π cm2