anna10065 anna10065

03-09-2020
Mathematics

contestada

The diameter of a circular tray is 28cm. Find the area of the tray. Take[Pi=22/7]

Respuesta :

mhanifa mhanifa

03-09-2020

Answer:

616 cm²

Step-by-step explanation:

Area of circle:

A = πr² = 1/4πd²

Since d = 28 cm and π = 22/7, the area is:

1/4*22/7*28² = 616 cm²

Answer Link

Otras preguntas

Find the number of sides of the regular polygon when the measure of an exterior angle is given. 1. 30° 2. 10°

Find the standard equation of the circle that satisfies the conditions. Center (-1,-3), passing through the point (3,0)

Eight less than the quotient of a number and 3 is 5

A chemist has one solution that is 80% acid and another solution that is 30% acid. How much of the first (80%) solution is needed to make a 400 L solution that

If you triple 4 and subtract 2 each day, how many days until you have zero

Write equation for the ellipse with foci (9,0) and (-9,0) and endpoints on the verticle axis of (0,2) and (0,-2).

find the diagonal of a square with a perimeter of 28 inches

Factor the expression completely X^2-8x+16

Campus Rentals rents 2- and 3-bedroom apartments for $700 and $900 a month respectively. Last month they had six vacant apartments and reported $4600 in lost r

An employee is paid $11.25 per hour for the first 40 hours and $16 for each additional hour. During the first week on the job, the employee's gross pay was $62