What is the logo for two c together?

What shape has 1 curved face and two flat faces? What is the circumference of a circle if the diameter is 5in? What is true about the sum of the measures of any two non-right angles in a right triangle? How do you figure the area of a circle with radius of 8 cm? What different types of angle? How many square feet in 20x50? What is the difference between an equiangular polygon an equilateral polygon and a regular polygon? How do you work out how many sides a shape has from the degree of its interior angles? What type of traingle measures 4m 10m 8m? Why did rulers have prashastis inscribed? What is the area of a square whose side is 100cm in lenght? Is an isosceles trapezoid a trapezoid with congruent legs true or false? How do you find maximum height when working with quadratic equations? Why do some mountains have pointed peaks while others rounded? How do you find the height of an equilateral triangle if you have the length of the hypotenuse? What is the area of a rectangtle measuring 8.5cm by 6cm? What has 9 faces 1 octagon and 8 triangles? What are 6 mile by 6 mile square areas consisting of 36 sections one set aside for public schools called? How many Degrees is 1 arc of the circle? What is the sum of the measurs of the exterior angles of a convex polygon with 17 sides?