3) Fill in with rational numbers:(i) One-third of an hour, 5 times a week = _____ hour(ii) Two-fifths of a kilogram, each in 6 packs = _____ kg(iii) L Then, Area of the circle = πr 2 = 22/7 × 5 2 = 22/7 × 25 = 550/7 = 78.57 cm 2. Use this easy and mobile-friendly calculator to compute the area of a circle given its diameter. r^2= 154*7/22= 7*7cm. Circle Multiple Choice Question 1. If the circumference of a circular sheet is 154 m, find its radius. Radius of the circle, r = 14 cmThe chord AB subtends an angle 60o at the centre of the circle.Now, Area of the minor segment = Area of the sector AOB - Area of ΔAOB = 102.67 - 84.87= 17.85 cm2Now, Area of the major segment = Area of the circle - Area of the minor segment=616 - 17.8= 598.2 cm2 Find the square root of both sides. What is the area of a circle with a DIAMETER of 150 cm (radius of 75 cm)? The area of a circle is pi times the square of its radius. 154 = πr². Area of the circle = 154 cm² …(Given) ∴ πr² = 154 ⇒ \(\frac{22}{7}\) × r² = 154 ⇒ r² = 154 × latex]\frac{7}{22}[/latex] = 7 × 7 ⇒ r = 7 cm A circle of radius = 7 or diameter = 14 or circumference = 43.98 cm has an area of: 1.5398 × 10 0 square kilometers (km²); 0.01539 square meters (m²) 153.9 square centimeters (cm²) For example, if the radius of circle is 7cm, then its area will be: Area of circle with 7 cm radius = πr 2 = π (7) 2 = 22/7 x 7 x 7 = 22 x 7 = 154 sq.cm. Example: find the area of a circle. The first step to these types of problems is to write the implicit formula. The radius is the length from the center of … Circumference of a circle = 44 cm ⇒ 2πr = 44 cm. Divide both sides by π. Find the probability distribution for the number of chemists on th If the circumference of a circular sheet is 154 m, find its radius. Then the area of the circle, correct to nearest c m 2 is. r is the radius of the circle. Area of a Circle Formula. Howmany cups of sugar should be usedfor 2 cups of boiling water?​, If p denotes the percentage increase in the number of the first generation immigrants from 19952005, and q denotes the percentage increase inthe total Question 11. Find the length of the corresponding arc of the sector. …, Join karo....meeting code: pqr-buqv-yihfast​, any one here who can solve question of GROUP THEORY...OF MSc level plz​. If you know the diameter or radius of a circle, you can work out the circumference. You can specify conditions of storing and accessing cookies in your browser, If the area of a circle is 154 cm square find its diameter, the value of the variable of an equation is called the ______ of the equation ​. The area of a square inscribed in the circle is 98 cm². Area = 154cm². ok make a box and make a + inside of it.next put the 14 in D space.to find radius u divide the D by 2 so the R= 7 and for the area its 7(3.14) and the circumference is 14pie. Answer: b Explaination: Reason: Here area of the circle, A = 154 cm², Radius, r = ? Remember to use the chain rule. Asked by Topperlearning User | 4th Jun, 2014, 01:23: PM Area of a sector of a circle of radius 14 cm is 154 cm 2. That's. r= 7cm. the Area=21.99 Also, if we know the … [Use π = 22/7] We have length of Arc = 22 cm, Hence, area of segment APBA = Area of sector (өAPBO) - Area of ∆AOB = (154 - 98)cm 2 Area of circle =3*3*22/7. Area of a circle = πr^2 π×diameter\2 × diameter\2 so , diameter^2\4 × π = 154 so , diameter^2 = 196 diameter = 14 cm Wish it helps : ) Areas Related To Circles Class 10 MCQ With Answer: dExplaination: Reason: Area of circle = 154 cm² ⇒ nr² = 154 cm2 ⇒ \(\frac{22}{7}\) × r² = 154 ⇒ r² = 154 × \(\frac{22}{7}\) Its diameter is (a) 7 cm (b) 14 cm (c) 21 cm (d) 28 cm. Diameter of circle =side of square =6. During a hike, Angelo drank 3 liters of water. Find the perimeter of the triangle. Using Radius to Find Area Identify the radius of a circle. D=Diameter. Also find the area of the sheet. We have. (in this case the area of a circle) A = π*r 2. R=Radius. 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