Perimeter and Area

Area of a right triangle is 54 cm square. If one of its legs is 12 cm long, its perimeter is

• 18 cm

• 27 cm

• 36 cm

• 54 cm

Tags

CCSS.6.G.A.1

1 hectare =.................. meter^2

• 1000

• 10000

• 100000

• 100

Tags

CCSS.4.MD.A.1

ABCD is a parallelogram, in which AB = 8 cm, AD = 6 cm and altitude AE = 4cm. Find the altitude corresponding to side AD.

• 16/5 cm

• 16/3 cm

• 15/4 cm

• 17/3 cm

Tags

CCSS.6.G.A.1

A rectangular shaped swimming pool with dimensions 30 m × 20 m has 5 m wide cemented path along its length and 8 m wide path along its width. Find the cost of cementing the path at the rate of ₹ 200 per  $m^2$  

• ₹ 156000

• ₹ 156000

• ₹ 2560000

• ₹ 256000

Tags

CCSS.7.G.B.6

Circumference of a circle is 33 cm. Find its area.

• 693/8 cm²

• 683/8 cm²

• 693/9 cm²

• 683/9 cm²

Tags

CCSS.7.G.B.4

A rectangular piece of dimensions 3 cm × 2 cm was cut from a rectangular sheet of paper of dimensions 6 cm × 5 cm. Area of remaining sheet of paper is

• 30 cm²

• 36 cm²

• 24 cm²

• 22 cm²

Area of a rectangle and the area of a circle are equal. If the dimensions of the rectangle are 14cm × 11 cm, then radius of the circle is

• 21 cm

• 14 cm

• 10.5 cm

• 7 cm

Tags

CCSS.7.G.B.4

Circumference of a circle is always

• more than three times of its diameter

• three times of its diameter

• less than three times of its diameter

• three times of its radius

Tags

CCSS.7.G.B.4

• 11 cm

• 12 cm

• 13 cm

• 14 cm

Tags

CCSS.6.G.A.1

Circumference of a circular disc is 88 cm. Its area is

• 516 cm²

• 614 cm²

• 616 cm²

• 514 cm²

Tags

CCSS.7.G.B.4