200 likes | 362 Views
In this video, you will learn how to evaluate expressions that arise from real-world problems, by applying the formulas for the area of a square and the surface area of a cube. area – the number of square units that a figure encloses
E N D
In this video, you will learn how to evaluate expressions that arise from real-world problems, by applying the formulas for the area of a square and the surface area of a cube.
area – the number of square units that a figure encloses square – parallelogram with four right angles and four congruent sides
area – the number of square units that a figure encloses square – parallelogram with four right angles and four congruent sides
area – the number of square units that a figure encloses square – parallelogram with four right angles and four congruent sides 4 units 4 units
area – the number of square units that a figure encloses square – parallelogram with four right angles and four congruent sides
area – the number of square units that a figure encloses square – parallelogram with four right angles and four congruent sides 4 units 4 units
5 in Evaluate the expression to find the area of the square. ’s area = (side)2 A = s2 A = 52 A = 25 in2 5 in
5 in Evaluate the expression to find the area of the square. ’s area = (side)2 A = s2 A = 52 A = 25 in2 5 in
5 in Evaluate the expression to find the area of the square. ’s area = (side)2 A = s2 A = 52 A = 25 in2 5 in
5 in Evaluate the expression to find the area of the square. ’s area = (side)2 A = s2 A = 52 A = 25 in2 5 in The square’s area is 25 square inches.
surface area – the sum of the areas of all the surfaces of a three-dimensional figure cube – a three-dimensional figure with six congruent, square faces
surface area – the sum of the areas of all the surfaces of a three-dimensional figure cube – a three-dimensional figure with six congruent, square faces
surface area – the sum of the areas of all the surfaces of a three-dimensional figure cube – a three-dimensional figure with six congruent, square faces
’s S.A. = 6(side2) S.A. = 6(s2) A = 6(52) A = 6(25) A = 150 in2 6 in Evaluate the expression to find the surface area of the cube. 6 in
’s S.A. = 6(side2) S.A. = 6(s2) S. .A. = 6(62) A = 6(25) A = 150 in2 6 in Evaluate the expression to find the surface area of the cube. 6 in
’s S.A. = 6(side2) S.A. = 6(s2) S.A. = 6(62) S.A. = 6(36) A = 150 in2 6 in Evaluate the expression to find the surface area of the cube. 6 in
’s S.A. = 6(side2) S.A. = 6(s2) S.A. = 6(52) S.A. = 6(36) S.A. = 216 in2 6 in Evaluate the expression to find the surface area of the cube. 6 in The cube’s surface area is 216 square inches.
In this video, you learned how to evaluate expressions that arise from real-world problems, by applying the formulas for the area of a square and the surface area of a cube.