Vertical plane S intersects horizontal plane A and horizontal plane B. Plane S and plane A intersect at line f. Points C and W are on line f. Plane S and plane B intersect at line k. Points V and Y are on line k. Line m is on plane A and contains point X. Line k on plane B intersects with line n. Point Z is on line m. The intersection of plane A and plane S will be

What is the expression in factored form? 225x^2 - 144 a. 9(5x+4)^2 b. 9(5x-4)^2 c. 9(4x+5)(4x-5) d. 9(5x+4)(5x-4)

How do i solve uniform motion problems?

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?