WebClass 10 ll Areas Related to Circle Ex :- 12.3 ll Question no. 12 In Fig. 12.30, OABC is a quadrant of a circle with center O and radius 3.5cm. WebGiven that OABC is a square of side 7 c m. Therefore, Area of square O A B C = (7) 2 c m 2 = 4 9 c m 2 Also, it is given that OAPC is a quadrant of circle with centre O. Radius of the quadrant of the circle = O A = 7 c m Therefore, Area of the quadrant of circle = 4 1 (π r 2) = 4 1 (π × 7 2) = 4 4 9 π = 4 × 7 4 9 × 2 2 = 2 7 7 c m 2
In Fig. 12.33, ABC is a quadrant of a circle of radius 14 cm and a ...
WebMar 21, 2024 · A square OABC is inscribed in a quadrant OPBQ of a circle, If OA = 20 cm, find the area of the shaded region. asked Oct 4, 2024 in Mathematics by Tannu ( 53.3k points) areas related to circles WebClick here👆to get an answer to your question ️ In the figure alongside, OAB is a quadrant of a circle. The radius OA = 3.5 cm and OD = 2 cm . Calculate the area of the shaded portion. (Take pi = 22/7 ) lauralee dillon army
Important Questions for Class 10 Maths Chapter 12 Areas Related to Circles
WebMar 29, 2024 · Transcript. Ex 12.3, 12 In figure, OACB is a quadrant of a circle with centre O and radius 3.5 cm. If OD = 2 cm, find the area of the quadrant OACB, It is given that, OACB is a quadrant Given radius = 3.5 cm We know that Area of Quadrant OACB = 1/4 Area of a circle Area of quadrant OACB = 1/4 2 = 1/4 22/7 (3.5)2 = 1/4 22/7 3.5 3.5 = … WebIn the given figure, OABC is a square of side 7 cm. If COPB is a quadrant of a circle with centre C find the area of the shaded region. Login. Study Materials. ... In the given figure, OABC is a quadrant of a circle with centre O and radius 3.5 cm. If OD = 2 cm, find the area of thet shaded region. View More. Related Videos. Visualisations ... WebWith centres A, B, C and D, four circles are drawn such that each circle touch externally two of the remaining three circles. Find the area of the shaded region. Fig. 12.26 depicts a racing track whose left and right ends are semicircular. Fig. 12.26 The distance between the two inner parallel line segments is 60 m and they are each 106 m long. lauralaine