How can I prove a triangle is equilateral without knowing any lengths or widths?

Determine, to the nearest tenth, the surface area of a tin can with a radius of 10 centimeters and a height of 12 centimeters.

A cylindrical steel water pipe has a length of 12 feet and a radius of 1.5 feet. Which of these best represents the volume of this length of pipe? A 57 ft3 B 85 ft3 C 113 ft3 D 170 ft3

Which of the following best describes the algebraic expression? A. Ten times the quantity of a number plus two. B. The product of ten plus a number and two. C. The sum of ten times a number and two. D. Ten times the sum of a number and two.

50% of all cakes jenny baked were party cakes 1/5 were fruit cakes and the remainder where sponge cakes what percentage were sponge cakes

A gallon of latex paint can cover 400 square feet. Maria has a rectangular room whose dimensions are 22 feet by 17 feet, with 7 -foot ceilings. How many gallon containers of paint does she need to buy to paint two coats on each wall?

Find the surface area of a sphere with a diameter of 30 m. Leave answers in terms of pi.

A cube has a surface area of 96 square centimeters. How long is each face of the cube? A) 16 cm. B) 4 cm. C) 6 cm2. D) 16 cm4

How much does 24 pints equal in gallons?

one box contains 7 red and 4 green balls, and the second box contains 3 red and 5 green balls. one ball is drawn from the first box and placed unseen in the second box. what is the probability that a ball now drawn from the second box is red

Connecting a tangent and a radius to form a closed polygon will form a ... ?