The radius (r) is half of the diameter (d). Given: - Diameter (d) = 7 cm Using the formula: r=d2 Calculating: r=72=3.5cm Step 2: Use the formula for the perimeter of the semi-circle. The perimeter (P) of a semi-circle includes the curved part and the diameter. The formula...
Since a semi circle is half of a circle, the area of a semi circle will be half the area of a circle. Definition of semi circle: As the name suggests, a semi circle is half of a circle. If an arc of a circle with its two ends on the diameter of a circle cuts the circle, th...
where {eq}r {/eq} is the radius of a circle. A quarter of a circle is... Learn more about this topic: Area of a Circle Using Diameter | Formula & Examples from Chapter 1/ Lesson 8 146K Learn the formula for finding the area of a circle using t...
<p>To find the area of a semi-circle whose perimeter is 36 cm, we can follow these steps:</p><p><strong>Step 1: Understand the formula for the perimeter of a semi-circle.</strong> The perimeter (P) of a semi-circle is given by the formula: \( P = \pi r +
A semi-circle may be defined as a curve that forms the half of a circle. Since it is a half of a circle, its perimeter and area will also be half of...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer...
1The larger circle touches the diameter of the semi-circle at its centre. The circles touch each other and the semi-circle. The semi-circle has radius $10$ cm. Find the radius of the small circle. 2The larger circle touches the diameter of the semi-circle at its centre. The circles ...
As shown in the picture below, in Rt△ABC, AB=6 cm. Draw a semi-circle with diameter AB. Given that the area of S1 is 2.4 cm2 more than that of S2, find the length of BC. (Use 3 for π). 相关知识点: 试题来源: 解析 5.3 cm 2.4=S1−S2=(S1+Sblank)−(S2+...
What is the radius of a circle whose area is equal to sum of the areas of the circles with radii which are 14 cm and 18 cm? What is the formula to find the perimeter of a quarter of a circle? Find the circumference of a circle with diameter 2...
View Solution A semi-circle of diameter 1 unit sits at the top of a semi-circle of diameter2 units. The shaded region inside the smaller semi-cricle but outside the larger semi-circle a lune. The area of the lune is- View Solution ...
Step by step video, text & image solution for A figure consists of a semi-circle with a rectangle on its diameter. Given the perimeter of the figure, find its dimensions in order that the area may be maximum. by Maths experts to help you in doubts & scoring excellent marks in Class 12...