there is a big circle with radius 10cm.inside there are 4 circles which fit close to close.find out what is the[..]

the area of a regular pentagon is 600cm^2.calculate the length of one side of the pentagon.

hexagonal tiles of 20cm are placed in aroom of 6.25*4.85cm. assuming the edges are complete by cutting the tiles how[..]

Megan factored the expression 27x^2-51x-6 as (9x-1)(3x-6).But when Jacob applied the FOIL principle and multiplied[..]

Use the “difference of squares” rule to factor the following expression: 9X^4-25Y^2

Factor the following expression into a product of two binomials 121x^2-132X+36

Completely factor the expression 343x3 – 98x2y + 7xy2

A 10-ft diagonal brace on a bridge connects a support of the center of the bridge to a side support on the bridge.[..]

Completely factor the following expression: 36y2 – z2

Completely factor the following expression: 4a2 – 12ab + 9b2