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02.05.2023

The diameter of a circle is 13.8cm. Find the length of its radius

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09.07.2023, solved by verified expert

Chemistry, Q&A Expert, I am a Assistant Professor in Maharaj Singh College Saharanpur, Uttar Pradesh, India

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R= 6.9 cm

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r=

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Mathematics

The diameter of a circle is 13.8cm. Find the length of its radius

Step-by-step answer

P Answered by Specialist

R= 6.9 cm

Step-by-step explanation:

r= $\frac{d}{2} = \frac{13.8}{2} = 6.9cm$

Mathematics

6.05 Unit Test: Arc Length and Sectors and Inscribed Angles 1) Quadrilateral ABCD is inscribed in this circle. What is the measure of ∠A? (∠C is 74 degrees. ∠A is across from ∠C) 2) Quadrilateral ABCD is inscribed in a circle. What is the measure of angle A? (∠A is (3x+6)degrees, ∠C is (x+2)degrees. ∠A is across from ∠C. 3) Quadrilateral ABCD is inscribed in this circle. What is the measure of angle C? (∠A is (2x+3)degrees, ∠B is (2x-4)degrees, ∠D is (3x+9)degrees) 4) What is the measure in degrees for the central angle of a circle whose radius

Step-by-step answer

P Answered by Specialist

2

9 m²

Step-by-step explanation:

The area (A) of a sector of a circle is

A = area of circle × fraction of circle

= 72 × $\frac{45}{360}$

= 72 × $\frac{1}{8}$ = 9 m²

Mathematics

6.05 Unit Test: Arc Length and Sectors and Inscribed Angles 1) Quadrilateral ABCD is inscribed in this circle. What is the measure of ∠A? (∠C is 74 degrees. ∠A is across from ∠C) 2) Quadrilateral ABCD is inscribed in a circle. What is the measure of angle A? (∠A is (3x+6)degrees, ∠C is (x+2)degrees. ∠A is across from ∠C. 3) Quadrilateral ABCD is inscribed in this circle. What is the measure of angle C? (∠A is (2x+3)degrees, ∠B is (2x-4)degrees, ∠D is (3x+9)degrees) 4) What is the measure in degrees for the central angle of a circle whose radius

Step-by-step answer

P Answered by Master

2

9 m²

Step-by-step explanation:

The area (A) of a sector of a circle is

A = area of circle × fraction of circle

= 72 × $\frac{45}{360}$

= 72 × $\frac{1}{8}$ = 9 m²

Mathematics

What is the CIRCUMFERENCE of a circle with a radius of 18m? What is the AREA of a circle with a diameter of 28cm? Find the AREA of a circle that has a radius of 13ft. Find the CIRCUMFERENCE of a circle with a diameter of 52in. What is the CIRCUMFERENCE of a circle that has a radius of 5m? what is the AREA of a circle that has a radius of 3m? Find the AREA of a circle that has a diameter of 20ft. Find the CIRCUMFERENCE of a circle that has a diameter of 16ft. pls answer all of them ty

Step-by-step answer

P Answered by PhD

3

the first one is 113.04m

the second one is 615.44 cm

the third one is 530.66 ft

the fourth one is 163.28 in

the fifth one is 31.4 m

the sixth one is 28.26 m

the seventh one is 314

the eightth one is 50,24

finally finished:)))

Mathematics

What is the CIRCUMFERENCE of a circle with a radius of 18m? What is the AREA of a circle with a diameter of 28cm? Find the AREA of a circle that has a radius of 13ft. Find the CIRCUMFERENCE of a circle with a diameter of 52in. What is the CIRCUMFERENCE of a circle that has a radius of 5m? what is the AREA of a circle that has a radius of 3m? Find the AREA of a circle that has a diameter of 20ft. Find the CIRCUMFERENCE of a circle that has a diameter of 16ft. giving Est if answer answer all

Step-by-step answer

P Answered by PhD

1

1 113.1m

2 615.75cm²

3 530.93ft²

4 163.36in

5 31.42m

6 28.27m²

7 314.16ft²

8 50.27ft

Step-by-step explanation:

Please just tell me i deserve brainiest

Mathematics

What is the CIRCUMFERENCE of a circle with a radius of 18m? What is the AREA of a circle with a diameter of 28cm? Find the AREA of a circle that has a radius of 13ft. Find the CIRCUMFERENCE of a circle with a diameter of 52in. What is the CIRCUMFERENCE of a circle that has a radius of 5m? what is the AREA of a circle that has a radius of 3m? Find the AREA of a circle that has a diameter of 20ft. Find the CIRCUMFERENCE of a circle that has a diameter of 16ft. pls answer all of them ty

Step-by-step answer

P Answered by PhD

3

the first one is 113.04m

the second one is 615.44 cm

the third one is 530.66 ft

the fourth one is 163.28 in

the fifth one is 31.4 m

the sixth one is 28.26 m

the seventh one is 314

the eightth one is 50,24

finally finished:)))

Mathematics

Neil places £2000 in a bank account that pays 1.5% simple interest per year. How much interest will he earn in 6 years?

Step-by-step answer

P Answered by PhD

SI=(P*R*T)/100

P=2000

R=1.5

T=6

SI=(2000*1.5*6)/100

=(2000*9)/100

=180

Neil will earn interest of 180

Mathematics

An ice cream shop offers 5 different flavors of ice cream and 9 different toppings. How many choices are possible for a single serving of ice cream with one topping?

Step-by-step answer

P Answered by PhD

For 1 flavor there are 9 topping

Therefore, for 5 different flavors there will be 5*9 choices

No of choices= 5*9

=45

Mathematics

A new school randomly assigns a six-character student code to every prospective student. The school uses the characters 1, 2, 3, 4, 5, X, Y, and Z. If none of the student codes contain a repeated character, what is the total number of codes that can be randomly assigned?

Step-by-step answer

P Answered by PhD

The total nom of code that can be used is equal to 5+3 = 8

Mathematics

In a parking lot, for every 8 cars there are 7 trucks. What is the ratio of cars to trucks? A)7 : 8 B)8 : 7 C)8 : 15 D)15 : 8

Step-by-step answer

P Answered by PhD

For every 8 cars there are 7 trucks

Therefore,

Cars:Truck=8:7

Answer is B)8:7

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