The frequency of A4 is 440 Hz.

What is the frequency of A2 which is two octaves below A4?

A. 110 Hz

B. 220 Hz

C. 880 Hz

D. 1760 Hz

Patricia wishes to have a rectangular-shaped garden in her backyard. she has 70 ft of fencing material with which to enclose her garden. letting x denote the width of the garden, find a function f in the variable x giving the area of the garden.

Find the area of equilateral triangle (regular 3 gon) with 9 in perimeter

What is the place value of 6,064,325 and 3,974,381

What metric unit you would use to measure the weigh of a teaspoon of flour

Calculate the median for the set of numbers: 34, 43, 45, 1, 30, 4

The sum of two numbers is 47 and the difference is 9 what are the numbers?

List two properties of the polygon in the grid

what are the new coordinates after reflecting across x=2 if the coordinates are K (-2,-1) L (-2,-3) M (-5,-3) N (-5,-1)

What is x and y to 3y+7x=4 - 6x+y=-7

What is the verbal sentence for " 4y^2-3=13