missaachukwebb missaachukwebb

26-04-2016
Mathematics

contestada

What is the approximate area of a circle with a radius of 13cm?

A.40.8cm²

B.530.7cm²

C.784cm²

D.2461.8 cm²

Respuesta :

Аноним Аноним

26-04-2016

area of a circle=πr²
r=radius=13 cm
area of a circle=π(13 cm)²=169π cm²≈530.93 cm²≈530.7 cm²

Answer: B.530.7 cm²

Answer Link

Otras preguntas

What is the distance between the points (4, -5) and 2, -1) ?

The five factors encouraging industrial growth included: improved transportation war modern machinery lower production rates improved communication better produ

)Conscientious objectors were often assigned to which of these capacities during World War I? fighter pilots non-combat troops merchant marine sailors workers i

what nation first enter the enemy capital after its capital was nearly taken

Which of the following preced English settlement along the Atlantic coast? a.Sp

what is 996 divided by 12

What was the first country to feel the effects of George W. Bush's approach to foreign affairs referred to as the Bush Doctrine (or the doctrine of preemption)?

What American ideal(s) does Abraham Lincoln embody?

One angle in a triangle has a measure that is three times as large as the smallest angle. The measure of the third angle is 35 degrees more than that of the sma

Which of the following was NOT used by early humans to make tools? plant fibers wood bone bronze