Total Surface Area
What is the formula used to find the total surface area of a rectangular prism?
SA= 2( lw + lh + wh )
The formula for circumference.
2(pi)r or (pi)d
You are wrapping a gift box that is 14 in x 8 in x 2 in. This is how much wrapping paper you would need.
312 in2
What is the formula used to find the total surface area of a cylinder?
SA = 2 pi r^2 + 2 pi r h
I stand tall and taper at the top,
With a round base, I never stop.
I’m often seen with a sweet treat,
But guess what shape I am ?
cone
Its almost your birthday and your parents are ordering a cake of your choice. The length of the cake is 10in, the width is 6 in, and the height is 2in. What is the total surface area of the cake? Round to the nearest tenth if necessary.
184 in2
The formula for area of a circle.
(pi)r(squared)
The surface area of a rectangular prism of l = 3 cm, w = 2 cm, and h = 5 cm.
62cm2
Molly is making tomato soup, and her sister wants to know the surface area. The tomato soup can has a radius of 10cm and a height of 9cm. What is the total surface area of the can? Round to the nearest tenth if necessary.
1193.8cm2
I have four triangular faces and one square at the base,
I stand tall with sharp edges in every place.
I’m often seen in Egypt, tall and grand,
What 3-D shape am I, can you understand?
square pyramid
Bob is sick, so he decides to make chicken noodle soup. The can of soup has a radius of 2 in. and a height of 3 in. What is the total surface area of the can of soup? Round to the nearest tenth if necessary.
62.8in2
____ is the approximate value of pi.
3.14
The surface area of a rectangular prism of l = 7 ft, w = 8 ft, and h = 6 ft.
292 ft2
Lucy’s grandmother is flying down from New York to visit her. She brings a can cookie dough to bake her granddaughter’s favorite sugar cookies. She wants to know what the total surface area of the can of cookie dough is if it has a diameter of 12cm and a height of 15cm. Round to the nearest tenth if necessary.
792cm2
I’m the life of the geometry party—
No edges, no faces, just rolling hearty.
Everyone says I’m well-rounded—gee, thanks!
Even though I don’t have any ranks.
a sphere
A gift is sent to Daniel in a rectangular box. The height of it is 7 ft, the length is 4ft, and the base is 6ft. What is the total surface area? Round to the nearest tenth if necessary.
188ft2
The radius is half the distance of the ____.
diameter
The surface area of a rectangular prism of l = 1.5 m, w = 2.1 m, and h = 0.7 m.
11.34m2
A can of corn measures 3" in diameter and 4" in height. This would be the area of the label.
51.8 in2
They told me to “get in shape,” so I hit the gym…
Now I’ve got rectangles on the sides and triangles that win!
I’ve got 5 faces and some serious edge,
Who knew geometry had such a wedge?
triangular prism
A can of soda is shaped like a cylinder. The can has a radius of 3 inches and a height of 7 inches. If you wanted to wrap the entire can with a label, what is the total surface area of the can that needs to be covered?
188.4 in2
____ is the ratio of the circumference to the diameter.
pi
Samantha is wrapping a gift box shaped like a rectangular prism. The box is 12 inches long, 8 inches wide, and 5 inches tall. She wants to cover the entire surface of the box with decorative wrapping paper.
What is the surface area of the box that Samantha needs to cover?
392 in2
Richard is preparing a can of soup. The diameter of the can is 2in while the height is 5in. Find the lateral surface area. Round to the nearest tenth if necessary.
37.6 in2
Why was the equal sign so humble?
Because it knew it wasn’t less than or greater than anyone else! ➖😇➕