iamablessing2030 iamablessing2030

17-02-2021
Mathematics

contestada

Find the circumference of a circle whose area is 49πcm^2

Respuesta :

17-02-2021

Answer:

14π

Step-by-step explanation:

→ State the area formula

π × r² = 49 π cm²

→ Solve by dividing both sides by π

r² = 49

→ Square root both sides

r = 7

→ Substitute into circumference formula

2 × π × r ⇔ 2 × π × 7 ⇔ 14π

Answer Link

Otras preguntas

Cinco oraciones con Complemento Circunstancial de modo, tiempo, lugar y cantidad.

What is a key Judeo-Christian principle? justice vengeance social status inequality

What is taxonomy? A. the study of Elintory B. the study of mineral forms C. scientific classification D. a scientific calculator

24. In what way did the ideas of these philosophers influence our own Declaration of Independence and our government?

Given the points A(-1, -2), B(-1, 2) and C(6,0), use the distance formula to classify the triangle by its sides.

What was used to prevent African American men from voting in the late 1800s?

Which is a TRUE statement about the transformation shown? A a vertical translation followed by a horizontal translation B a horizontal translation C a horizo

What are the amplitude, period, phase shift, and midline of f(x) = 7 cos(2x + π) − 3? (6 points) Amplitude = −3; period: π; phase shift: x = negative pi over 2

The area underground that is saturated with water is known as the to A. cryosphere B. hydrothermal vent C. watershed D. water table

can a math god help me out?