Write as a single power of 2
2^2 × 2^-9 ÷ 2^-5

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

What two criteria are needed for triangles to be similar

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?