#### Description

These are different questions  to calculate area and Surface Area for 2D, 3D shapes

##### Study Set Content:
1- Question

Find the area of a rectangle of length 15 mm and breadth 7 mm.

110 mm^2
105 mm^2
100 mm^2
90 mm^2
2- Question

The area of a rectangle is 96 cm². If the breadth of the rectangle is 8 cm, find its length and perimeter.

12 cm, 40 cm
22 cm, 4 cm
12 cm, 50 cm
40 cm, 12 cm
3- Question

How many tiles whose length and breadth are 13 cm and 7 cm respectively are needed to cover a rectangular region whose length and breadth are 520 cm and 140 cm?

50 tiles
1000 tiles
80 tiles
800 tiles
4- Question

Find the cost of tiling a rectangular plot of land 300 m long and 150 m wide at the rate of \$6 per hundred square m.

\$2700
\$700
\$2000
\$1800
5- Question

If it costs \$1600 to fence a rectangular park of length 20 m at the rate of \$25 per m², find the breadth of the park and its perimeter. Also, find the area of the field.

b =12 m, P = 64 m, A = 240 m²
b =8 m, P = 50 m, A = 240 m²
b =12 m, P = 20 m, A = 170 m²
b =16 m, P = 64 m, A = 70 m²
6- Flashcard

Draw a rectangle with perimeter= 24 cm and breadth= 5 cm in the grid below.

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7- Question

Find the height of a triangle whose Area = 420 cm²   base = 60 cm

10 cm
20 cm
14 m
14 cm
8- Question

Find the area of an isosceles right-angled triangle of equal sides 15 cm each.

112.5 cm²
122.5 cm²
212.5 cm²
235 cm²
9- Question

Find the area of a square whose side is 13 cm

169 cm^2
269 cm^2
69 cm^2
40 cm^2
10- Question

Which of the following is not a formula to find the circumference of a circle?

π(r^2)
πd
2πr
π(d^2)
11- Question

What is the formula to find the area of a circle?

πd
π(r^2)
π(d^2)
2πr
12- Question

What is the circumference of a circle that has a diameter of 7 cm?

20.9 cm²
22 cm²
24.6 cm²
28.3 cm²
13- Question

What is the area of a circle that has a radius of 5 cm?

78.5 cm²
79 cm²
79.5 cm²
85.4 cm²
14- Question

What is the radius of a circle that has an area of 42 cm²?

3.5 cm
3.6 cm
3.7 cm
4 cm
15- Flashcard

Find the area of the following parallelogram.

Step 1:

Area of Parallelogram = b × h; b = base = 14 in; h = height = 6 in.

Step 2:

Area of given parallelogram = 14 × 6 = 84 square in.

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16- Flashcard

Find the area of the following parallelogram.

Step 1:

Area of Parallelogram = b × h; b = base = 40 in; h = height = 15 in.

Step 2:

Area of given parallelogram = 40 × 15 = 600 square in.

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17- Flashcard

Find the area of the following trapezoid.

Area of Trapezoid = (1/2) x h x (b1+b2 )

b1, b2 = bases = 3, 4; h = height = 5.

Step 2:

Area of trapezoid = (1/2) × 5 ×( 3+4) = 17.5 square in.

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18- Question

What is the radius of a sphere with a surface area of 16?

2
2/(π^0.5)
4
4/(π^0.5)
19- Flashcard

Find the surface area of the following cylinder.

SA=2(πr²)+(2πrh)

SA=2π(4)²+2πx4x9

SA=104π m²

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20- Question

What is the surface area of a cylinder with a radius of 3 and height of 7?

63π
51π
63
51
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