Draw a cricle of radius 3.6 cm. draw a tangent to the cricle at any point on it
Answers
Step-by-step explanation:
0 votes answered Sep 2, 2019 by faiz (303k points) Principal = Rs. 9000 Amount = Rs. 18000 Time = 8 years S.I = A - P = 18000 - 9000 = 9000 S.I = (P × R × T)/100 9000 = (9000 x R x 8)/ 100 9000 x 100 = 72000 x R 900000 = 72000 x R 900000/ 72000 = R 25/2 = R R = 12.5 %Read more on Sarthaks.com - https://www.sarthaks.com/477307/rs-9000-becomes-rs-18000-at-si-in-8-years-find-the-rate-of-interest
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Steps of Construction:
Step 1: Draw a circle with centre 3.6cm. Make any point C on it.
Step 2: Draw chord CB and an inscribed ∠CAB.
Step 3:With the centre A and any convenient radius draw an arc intersecting the sides of ∠BAC in points M and N.
Step 4: Using the same radius and centre C, draw an arc intersecting the cord CB at point R.
Step 5: Taking the radius equal to d(MN) and centre R, draw an arc intersecting the arc draw in step 4. Suppose D be the point of intersection of these arcs. Draw line CD.
Here, line CD is the required tangent to the circle.