Advertisements
Advertisements
Question
Find the base of a triangle whose area is 360 cm2 and height is 24 cm.
Advertisements
Solution
Area of triangle = 360 cm2
and height (h) = 24 cm
∴ Base =`("Area"xx2)/"Height"`
= `(360xx2)/24=720/24` = 30 cm
APPEARS IN
RELATED QUESTIONS
A square lawn is surrounded by a path 2.5 m wide. If the area of the path is 165 m2 find the area of the lawn.
One side of a parallelogram is 18 cm and its area is 153 cm2. Find the distance of the given side from its opposite side.
Find the area of a right-angled triangle whose hypotenuse is 13 cm long and one of its legs is 12 cm long.
Find the area of an isosceles triangle whose base is 16 cm and the length of each of the equal sides is 10 cm.
The area of an equilateral triangle is (`64xxsqrt3`) cm2. Find the length of each side of the triangle.
The sides of a triangle are in the ratio 15 : 13 : 14 and its perimeter is 168 cm. Find the area of the triangle.
The diameter of the wheel of a car is 70 cm. How many revolutions will it make to travel one kilometer?
A metal wire, when bent in the form of a square of largest area, encloses an area of 484 cm2. Find the length of the wire. If the same wire is bent to the largest circle, find:
(i) radius of the circle formed.
(ii) area of the circle.
A wire is along the boundary of a circle with a radius of 28 cm. If the same wire is bent in the form of a square, find the area of the square formed.
The length and breadth of a rectangular paper are 35 cm and 22 cm. Find the area of the largest circle which can be cut out of this paper.
