Maths
Find the area of sector of a circle with radius 4 cm and angle 30 degree. Find the area of corresponding major sector, (π=3.14)
06
Oct
Find the area of sector of a circle with radius 4 cm and angle 30 degree. Find the area of corresponding major sector, (π=3.14) (π=3.14) Find the area of sector of a circle with radius 4 cm and angle 30 degree. Find the area of corresponding major sector October 6, 2020 Category: Chapter 12 - [...]
The cost of fencing a circular field at the rate of Rs.24 per metre is Rs.5280. The field is to be ploughed at the rate of Rs. 0.50 per sq.m. Find the cost of ploughing the field.
06
Oct
The cost of fencing a circular field at the rate of Rs.24 per metre is Rs.5280. The field is to be ploughed at the rate of Rs. 0.50 per sq.m. Find the cost of ploughing the field. The cost of fencing a circular field at the rate of Rs.24 per metre is Rs.5280. The field [...]
Calculate the area of the designed region in Fig. common between the two quadrants of circles of radius 8 cm each.
06
Oct
Calculate the area of the designed region in Fig. common between the two quadrants of circles of radius 8 cm each. Calculate the area of the designed region in Fig. common between the two quadrants of circles of radius 8 cm each. October 6, 2020 Category: Chapter 12 - Areas Related to Circles , Maths [...]
In Fig. 12.33, ABC is a quadrant of a circle of radius 14 cm and a semicircle is drawn with BC as diameter. Find the area of the shaded region.
06
Oct
In Fig. 12.33, ABC is a quadrant of a circle of radius 14 cm and a semicircle is drawn with BC as diameter. Find the area of the shaded region. ABC is a quadrant of a circle of radius 14 cm and a semicircle is drawn with BC as diameter. Find the area of the [...]
AB and CD are respectively arcs of two concentric circles of radii 21cm and 7cm with centre O . If ⌊AOB=30 degree. Find the area of the shaded region.
06
Oct
AB and CD are respectively arcs of two concentric circles of radii 21cm and 7cm with centre O . If ⌊AOB=30 degree. Find the area of the shaded region. AB and CD are respectively arcs of two concentric circles of radii 21cm and 7cm with centre O . If ⌊AOB=30 degree. Find the area of [...]
A square OABC is inscribed in a quadrant OPBQ a circle. if OA= 20 cm, find the area of the shaded region.
06
Oct
A square OABC is inscribed in a quadrant OPBQ a circle. if OA= 20 cm, find the area of the shaded region. A square OABC is inscribed in a quadrant OPBQ a circle. if OA= 20 cm find the area of the shaded region. October 6, 2020 Category: Chapter 12 - Areas Related to Circles [...]
In fig 12.30, OACB is a quadrant of a circle with centre and radius 3.5 cm. If OD=2 cm find the area of the (1) quadrant OACB, (ii) shaded region.
06
Oct
In fig 12.30, OACB is a quadrant of a circle with centre and radius 3.5 cm. If OD=2 cm find the area of the (1) quadrant OACB, (ii) shaded region. (ii) shaded region. In fig 12.30 OACB is a quadrant of a circle with centre and radius 3.5 cm. If OD=2 cm find the area [...]
On a square handkerchief, nine circular designs each of radius 7cm are made (see figure). Find the area of the remaining portion of the handkerchief.
06
Oct
On a square handkerchief, nine circular designs each of radius 7cm are made (see figure). Find the area of the remaining portion of the handkerchief. nine circular designs each of radius 7cm are made (see figure). Find the area of the remaining portion of the handkerchief. On a square handkerchief October 6, 2020 Category: Chapter [...]
In given figure the area of an equilateral triangle ABC is 17320.5cm^2. With each vertex of the triangle as a center, a circle is drawn with a radius equal to half the length of the side of the triangle. Find the area of the shaded region. (Use π=3.14 and root 3 =1.73205)
06
Oct
In given figure the area of an equilateral triangle ABC is 17320.5cm^2. With each vertex of the triangle as a center, a circle is drawn with a radius equal to half the length of the side of the triangle. Find the area of the shaded region. (Use π=3.14 and root 3 =1.73205) a circle is [...]
In the given figure, AB and CD are two diameters of a circle (with centre O) perpendicular to each other and OD is the diameter of the smaller circle. If OA = 7 cm, find the area of the shaded region.
06
Oct
In the given figure, AB and CD are two diameters of a circle (with centre O) perpendicular to each other and OD is the diameter of the smaller circle. If OA = 7 cm, find the area of the shaded region. AB and CD are two diameters of a circle (with centre O) perpendicular to [...]