21.
The area of triangle is
A
base x height
B
1/2 x base x height
C
1/2 x (base + height)
D
base + height
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33 practice sets · Page 2 of 2
The area of triangle is
base x height
1/2 x base x height
1/2 x (base + height)
base + height
The area of rectangle whose length is 15 cm & breadth is 6 m
9000 cm2
90 cm2
9 cm2
900 cm2
The area of parallelogram whose base 6 cm & altitude 7 cm is
18 cm2
18 cm
9 cm2
9 cm
The area of parallelogram is
base + height
base x height
base x base
height x height
The area of a square whose perimeter is 4 m
1 m2
4 m2
2 m2
3 m2
The area of a circle is
2 (pi) r
2 (pi) r2
(pi) r2
(pi) d
pi is
ratio of circumference to diameter
diameter to circumference
21/17
3.41
If the traingle ABC is isosceles AE = 6 cm, BC = 9 cm, the area of traingle ABC is
27 cm2
54 cm2
22.5 cm2
45 cm2
If the area of the triangle is 36 cm2 and the height is 3 cm, the base of the triangle will be
12 cm
39 cm
108 cm
24 cm
If the area of rectangle increases from 2 cm2 to 4 cm2 the perimeter will
increase
decrease
remains same
none of these
Find the area of a right triangle whose base is 3 cm, perpendicular is 2 cm and hypotenuse is 5 cm.
3 cm2
7.5 cm2
5 cm2
6 cm
Diameter is
twice radius
half radius
equal to radius
one-third of radius
Area of triangle whose base is 15 cm and corresponding altitude is 6 cm will be
45 cm2
90 cm2
45 cm
90 cm