MCQ 511 MarkThe ratio of the areas of two squares, one having its diagonal double that of the other, isA2:1B3:1C3:2✓4:1AnswerCorrect option: D. 4:1dView full question & answer→
MCQ 521 MarkIf the ratio of the areas of two squares is 9: 1, then the ratio of their perimeters isA2:1✓3:1C3:2D4:1AnswerCorrect option: B. 3:1bView full question & answer→
MCQ 531 MarkIf the diagonal of a rectangle is 17 cm long and its perimeter is 46 cm, the area of the rectangle isA$100 cm^2$B$110 cm^2$✓$120 cm^2$D$150 cm^2$AnswerCorrect option: C. $120 cm^2$cView full question & answer→
MCQ 541 MarkHow many metres of carpet 63 cm wide will be required to cover the floor of a room 14 m by 9 m?✓200 mB210 mC220 mD185 mAnswerCorrect option: A. 200 maView full question & answer→
MCQ 551 MarkThe perimeter of the floor of a room is 18 m and its height is 3 m. What is the area of 4 walls of the room?A$21 m^2$B$42 m^2$✓$54 m^2$D$108 m^2$AnswerCorrect option: C. $54 m^2$cView full question & answer→
MCQ 561 MarkThe difference between the circumference and radius of a circle is 37 cm. The area of the circle isA$111 cm^2$B$148 cm^2$✓$154 cm^2$D$259 cm^2$AnswerCorrect option: C. $154 cm^2$cView full question & answer→
MCQ 571 MarkThe lengths of the diagonals of a rhombus are 24 cm and 18 cm respectively. Its area isA$432 cm^2$✓$216 cm^2$C$108 cm^2$D$144 cm^2$AnswerCorrect option: B. $216 cm^2$bView full question & answer→
MCQ 581 MarkOne side of a parallelogram is 16 cm and the distance of this side from the opposite side is 4.5 cm. The area of the parallelogram isA$36 cm^2$✓$72 cm^2$C$18 cm^2$D$54 cm^2$AnswerCorrect option: B. $72 cm^2$bView full question & answer→
MCQ 591 MarkThe height of an equilateral triangle is $\sqrt{6} cm$. Its area isA$3 \sqrt{3} cm^2$✓$2 \sqrt{3} cm^2$C$2 \sqrt{2} cm^2$D$6 \sqrt{2} cm^2$AnswerCorrect option: B. $2 \sqrt{3} cm^2$bView full question & answer→
MCQ 601 MarkEach side of an equilateral triangle is 8 cm long. Its area isA$32 cm^2$B$64 cm^2$✓$16 \sqrt{3} cm^2$D$16 \sqrt{2} cm^2$AnswerCorrect option: C. $16 \sqrt{3} cm^2$cView full question & answer→
MCQ 611 MarkThe area of an equilateral triangle is $4 \sqrt{3} cm^2$. The length of each of its sides isA3 cm✓4 cmC$2 \sqrt{3} cm$D$\frac{1}{2} \sqrt{3} cm$AnswerCorrect option: B. 4 cmbView full question & answer→
MCQ 621 MarkThe base and height of a triangle are 12 m and 8 m respectively. Its area isA$96 m^2$✓$48 m^2$C$16 \sqrt{3} m^2$D$16 \sqrt{2} m^2$AnswerCorrect option: B. $48 m^2$bView full question & answer→
MCQ 631 MarkThe sides of a triangle measure 13 cm, 14 cm and 15 cm. Its area is✓$84 cm^2$B$91 cm^2$C$168 cm^2$D$182 cm^2$AnswerCorrect option: A. $84 cm^2$aView full question & answer→
MCQ 641 MarkThe length of a room is 15 m. The cost of carpeting it with a carpet 75 cm wide at ₹50 per metre is ₹6000. The width of the room is✓6 mB8 mC13.4 mD18 mAnswerCorrect option: A. 6 maView full question & answer→
MCQ 651 MarkThe length and breadth of a rectangular field are in the ratio 5: 3 and its perimeter is 480 m. The area of the field isA$7200 m^2$✓$13500 m^2$C$15000 m^2$D$54000 m^2$AnswerCorrect option: B. $13500 m^2$bView full question & answer→
MCQ 661 MarkThe perimeters of a square and a rectangle are equal. If their areas be $A m^2$ and $B m^2$. then which of the following is a true statement?AA < BB$A \leq B$✓A > BD$A \geq B$AnswerCorrect option: C. A > BcView full question & answer→
MCQ 671 MarkThe area of a square and that of a square drawn on its diagonal are in the ratioA$1: \sqrt{2}$✓1:2C1:3D1:4AnswerCorrect option: B. 1:2bView full question & answer→
MCQ 681 MarkOn increasing each side of a square by 25%, the increase in area will beA0.25B0.55C0.405✓0.5625AnswerCorrect option: D. 0.5625dView full question & answer→
MCQ 691 MarkThe length of a rectangular field is thrice its breadth and its perimeter is 240 m. The length of the field isA80 mB120 m✓90 mDnone of theseAnswerCorrect option: C. 90 mcView full question & answer→
MCQ 701 MarkThe area of a square field is 0.5 hectare. The length of its diagonal is✓100 mB50 mC250 mD$50 \sqrt{2} m$AnswerCorrect option: A. 100 maView full question & answer→
MCQ 711 MarkThe area of a square is $200 cm^2$ The length of its diagonal isA10 cm✓20 cmC$10 \sqrt{2} cm$D14.1 cmAnswerCorrect option: B. 20 cmbView full question & answer→
MCQ 721 MarkEach diagonal of a square is 12 cm long. Its area isA$144 cm^2$✓$72 cm^2$C$36 cm^2$Dnone of theseAnswerCorrect option: B. $72 cm^2$bView full question & answer→
MCQ 731 MarkThe length of a rectangle is 16 cm and the length of its diagonal is 20 cm. The area of the rectangle isA$320 cm^2$B$160 cm^2$✓$192 cm^2$D$156 cm^2$AnswerCorrect option: C. $192 cm^2$cView full question & answer→