1. Find the surface area for the given circle.
A.) 564 in²
B.) 664 in²
C.) 1,120 in²
D.) 1,080 in²
2. Find the lateral area for the given prism.
A.) 1,092 cm²
B.) 998 cm²
C.) 1,272 cm²
D.) 870 cm²
3. Find the surface area for the given cylinder. Use 3.14 for pi and round to the nearest whole number.
A.) 180 ft²
B.) 720 ft²
C.) 433 ft²
D.) 135 ft²
4. Find the lateral area for the given cylinder. Use 3.14 for pi and round to the nearest whole number.
A.) 144 yd²
B.) 288 yd²
C.) 2,712 yd²
D.) 904 yd²
5. Find the surface area for the following net.
A.) 184 cm²
B.) 200 cm²
C.) 120 cm²
D.) 174 cm²
Please help!
Sure! I can help you with these questions. Let's go through each question one by one and explain how to find the answer.
1. To find the surface area of the given circle, we need to know the radius (r) of the circle. The formula for the surface area of a circle is A = πr^2, where π is pi (approximately 3.14).
Since the question does not provide the radius of the circle, we cannot directly calculate the surface area. If you have the radius, you can plug it into the formula and solve for the surface area.
2. To find the lateral area of the given prism, we need to know the height (h) and the perimeter of the base. The formula for the lateral area of a prism is A = ph, where p is the perimeter and h is the height.
Since the question does not provide the height or the perimeter of the base, we cannot directly calculate the lateral area. If you have these measurements, you can plug them into the formula and solve for the lateral area.
3. To find the surface area of the given cylinder, we need to know the radius (r) and the height (h) of the cylinder. The formula for the surface area of a cylinder is A = 2πr^2 + 2πrh, where π is pi (approximately 3.14).
Since the question provides the value of pi and asks to round the answer to the nearest whole number, the surface area can be calculated by substituting the given values and rounding the result to the nearest whole number.
4. To find the lateral area of the given cylinder, we need to know the radius (r) and the height (h) of the cylinder. The formula for the lateral area of a cylinder is A = 2πrh, where π is pi (approximately 3.14).
Since the question provides the value of pi and asks to round the answer to the nearest whole number, the lateral area can be calculated by substituting the given values and rounding the result to the nearest whole number.
5. In order to find the surface area of the given net, we need to know the dimensions of each individual shape and then add up the surface areas of all the shapes. The net appears to have multiple triangles and rectangles. To find the surface area of each shape, you can use the appropriate formulas (e.g., for a triangle, A = 1/2 * base * height; for a rectangle, A = length * width).
Since the question provides the net, you can determine the dimensions of each shape on the net and then calculate the surface area for each shape separately. After calculating the surface area for each shape, you can add them all together to find the total surface area of the net.
Note: Without specific values or measurements for each shape in the net, we cannot calculate the exact surface area or determine the correct answer choice.
You have not described any of the geometrical shapes, nor
have you indicated what your answers are for checking.
As you realize , you can't post pictures on this site.