Math, asked by sandhaghunguru, 20 days ago

The area of two quadrant of diameter 21m

Answers

Answered by nitin63348

0

Answer:

346.5cm2

Step-by-step explanation:

Given that r=21cm, θ=90∘

Perimeter =(2π+2)r=(7×222+2)×21=75cm

Area=360o90o×4πr2=7×422×21×21=346.5cm2

Answered by jhakashish251

0

Answer:

346.5cm2

Explaination:

Given that r = 2 21cm, 0-90°

Perimeter =(2T+2)r=(7×222+2)x21=75cm

Area 3600900×4πr2-7x422×21×21-346.5cm 2

Previous Question

Next Question

Similar questions

Physics, 10 days ago

Take a small piece of stone and tie it to one end of a string. Hold the other end with your fingers and then try to whirl the stone in a horizontal or vertical circular path. Start with a small speed of rotation and increase it gradually. Observe and Comment...

Science, 10 days ago

A scalar quantity that represents the distance traveled by an object in a given unit of time. help my dudes D:...

English, 10 days ago

of life? .). Write a paragraph on the present day education system as described in Rahul's letter ...

Math, 20 days ago

In the given figure, find the value of : PQR and | TQS. P T (20 - X) X + 70° S Q R.

Math, 20 days ago

In the adjoining figure, D, E, F are midpoints of the sides AB, BC, and AC respectively. (i) If AC = 7.4cm find DE (ii) DF = 4.1cm, find BC. (iii) If EF = 2.9cm , find the perimeter of ΔDEF . pls answer as fast as possible i wil brainelist...

Math, 9 months ago

show that (a+b)³=a³+b³+3ab(a+b)...

Chinese, 9 months ago

के परकार वार दी हड़ी हई चाप AB करो समान भाग ।...

Business Studies, 9 months ago

: Robert has just completed her post graduation in Fashion Designing from a premier institute of designing. Being from a fashion industry, trends of dresses and choices are well known to him. He opened a huge business house for ladies clothing of latest fashion. He is well versed with the trend but does not possess any business experience. His target is to capture not only the national market but...