Question 12 Marks
Find the area in square centimetres of the polygons drawn on a dot grid by counting number of squares in the interior of each:
Answer
View full question & answer→$8\ sq \ cm$
Questions
Answer the following : (2 mark each)
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36 questions · timed · auto-graded
Question 22 Marks
Find the area in square centimetres of the polygons drawn on a dot grid by counting number of squares in the interior of each:
Answer
View full question & answer→$6\ sq \ cm$
Question 32 Marks
Find the area in square centimetres of the polygons drawn on a dot grid by counting number of squares in the interior of each:
Answer
View full question & answer→$8\ sq \ cm$
Question 42 Marks
Find the area in square centimetres of the polygons drawn on a dot grid by counting number of squares in the interior of each:
Answer
View full question & answer→$4\ sq \ cm$
Question 52 Marks
Find the area of the square:
$16 \ cm$
$16 \ cm$
Answer
View full question & answer→$256\ sq\ m$
Question 62 Marks
Find the area of the square:
$2 \ cm$
$2 \ cm$
Answer
View full question & answer→$4\ sq\ m$
Question 72 Marks
Find the area of the square:
$91 \ cm$
$91 \ cm$
Answer
View full question & answer→$8281\ sq \ cm$
Question 82 Marks
Find the area of the square:
$8 \ cm$
$8 \ cm$
Answer
View full question & answer→$64\ sq \ cm$
Question 92 Marks
Which of the follwing triangles encloses maximum region.
Answer
View full question & answer→$(c)$
Question 102 Marks
Fill in the missing measurement of each rectangle from $(a)$ to $(e)$ in the table.
| Length | Breadth | Area | |
| $(a)$ | $8 \ cm$ | $6 \ cm$ | ______ |
| $(b)$ | ______ | $15 \ cm$ | $240 sq \ cm$ |
| $(c)$ | $11 \ cm$ | $500 \ cm$ | ______ |
| $(d)$ | $150 \ cm$ | $100 \ cm$ | ______ $sq m$ |
| $(e)$ | $20 \ cm$ | ______ | $260 sq m$ |
Answer
View full question & answer→$(a) \ 12 \ cm $
$(b) \ 12 \ cm$
$ (c) \ 55\ sq \ cm$
$(d) \ 1.5\ sq \ cm $
$(e) \ 13 m$
$(b) \ 12 \ cm$
$ (c) \ 55\ sq \ cm$
$(d) \ 1.5\ sq \ cm $
$(e) \ 13 m$
Question 112 Marks
The perimeter of a triangle is $65 \ cm$ and two of its sides measure $25 \ cm$ and $22 \ cm$. How long is the third side of it?
Answer
View full question & answer→$18 \ cm$
Question 122 Marks
A star polygon has ten equal sides. Each side of it is $4 \ cm$ in length. Find its perimeter.
Answer
View full question & answer→$40 \ cm$
Question 132 Marks
Find the length of a rectangle if its perimeter is $60 \ cm$ and breadth is $12 \ cm.$
Answer
View full question & answer→$18 \ cm$
Question 142 Marks
Find the perimeter of a square whose side is $8 \ cm.$
Answer
View full question & answer→$32 \ cm$
Question 152 Marks
The length $(1)$ and breadth $(b)$ of some rectangles are given below. Find the perimeter $(P)$ of each, using the formula:
$P = 2x(l + b):$
$l = 110 \ cm, b =$ $\frac{1}{2}m$
$P = 2x(l + b):$
$l = 110 \ cm, b =$ $\frac{1}{2}m$
Answer
View full question & answer→$320 \ cm$
Question 162 Marks
The length $(1)$ and breadth $(b)$ of some rectangles are given below. Find the perimeter $(P)$ of each, using the formula: $P = 2x(l + b):$
$l = 245 \ cm, b = 2 m$
$l = 245 \ cm, b = 2 m$
Answer
View full question & answer→$890 \ cm$
Question 172 Marks
The length $(1)$ and breadth $(b)$ of some rectangles are given below. Find the perimeter $(P)$ of each, using the formula: $P = 2x(l + b):$
$l = 1 m, b = 80 \ cm$
$l = 1 m, b = 80 \ cm$
Answer
View full question & answer→$360 \ cm$
Question 182 Marks
The length $(1)$ and breadth $(b)$ of some rectangles are given below. Find the perimeter $(P)$ of each, using the formula: $P = 2x(l + b):$
$l = 175 \ cm, b = 50 \ cm$
$l = 175 \ cm, b = 50 \ cm$
Answer
View full question & answer→$450 \ cm$
Question 192 Marks
What is the length of the side of a square whose perimeter is:
$196 \ cm$
$196 \ cm$
Answer
View full question & answer→$49 \ cm$
Question 202 Marks
What is the length of the side of a square whose perimeter is:
$128 \ cm$
$128 \ cm$
Answer
View full question & answer→$32 \ cm$
Question 212 Marks
What is the length of the side of a square whose perimeter is:
$64 \ cm$
$64 \ cm$
Answer
View full question & answer→$16 \ cm$
Question 222 Marks
Write the measurements of the sides of the following polygons in the blanks. Perimeters are calculated below each figure by adding the lengths of their sides:
Perimeter $= (6 + 1 + 3 + 1 + 2 + 1 + 1 + 3) \ cm = 18 \ cm$
Perimeter $= (6 + 1 + 3 + 1 + 2 + 1 + 1 + 3) \ cm = 18 \ cm$
Answer
View full question & answer→Ref. to the figure in ques.
Question 232 Marks
Write the measurements of the sides of the following polygons in the blanks. Perimeters are calculated below each figure by adding the lengths of their sides:
Perimeter $= (5 + 5 + 5 + 5) \ cm = 20 \ cm$
Perimeter $= (5 + 5 + 5 + 5) \ cm = 20 \ cm$
Answer
View full question & answer→$5 \ cm$ each side
Question 242 Marks
Find the perimeter of the quadilaterals whose sides are:
$100 \ cm, 105 \ cm, 98 \ cm, 88 \ cm$
$100 \ cm, 105 \ cm, 98 \ cm, 88 \ cm$
Answer
View full question & answer→$391 \ cm$
Question 252 Marks
Find the perimeter of the quadilaterals whose sides are:
$15 \ cm, 20 \ cm, 20 \ cm, 17 \ cm$
$15 \ cm, 20 \ cm, 20 \ cm, 17 \ cm$
Answer
View full question & answer→$72 \ cm$
Question 262 Marks
Find the perimeter of the triangles whose sides are:
$16 \ cm, 16 \ cm, 17 \ cm$
$16 \ cm, 16 \ cm, 17 \ cm$
Answer
View full question & answer→$49 \ cm$
Question 272 Marks
Find the perimeter of the triangles whose sides are:
$14 \ cm, 14 \ cm, 14 \ cm$
$14 \ cm, 14 \ cm, 14 \ cm$
Answer
View full question & answer→$42 \ cm$
Question 282 Marks
Find the perimeter of the following rectangles. Edge of each small square $= 1$ unit.
Answer
View full question & answer→$18 \ cm$
Question 292 Marks
Find the perimeter of the following rectangles. Edge of each small square $ = 1$ unit.
Answer
View full question & answer→$30 \ cm$
Question 302 Marks
Find the perimeter of the following rectangles. Edge of each small square$ = 1$ unit.
Answer
View full question & answer→$30 \ cm$
Question 312 Marks
Find the perimeter:
Answer
View full question & answer→$22 \ cm$
Question 322 Marks
Find the perimeter:
Answer
View full question & answer→$14 \ cm$
Question 332 Marks
Find the perimeter:
Answer
View full question & answer→$24 \ cm$
Question 342 Marks
Find the perimeter:
Answer
View full question & answer→$20 \ cm$
Question 352 Marks
Find the perimeter:
Answer
View full question & answer→$12 \ cm$
Question 362 Marks
Find the perimeter:
Answer
View full question & answer→$12 \ cm$