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1. The most common shape of canal cross-section. A. Rhombus B. Parallelogram c. Trapezium D. Rectangle

1. The most common shape of canal cross-section. A. Rhombus B. Parallelogram c. Trapezium D. Rectangle

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter10: Measurement, Area, And Volume
Section10.5: Surface Areas Of Prisms And Cylinders
Problem 19E
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Which of the following formula is used when calculating the surface area in hectare
LEARNING OOUTCOME 2 Perform basic workplace calculations PRE-TEST: Choose the letter of the correct answer: 1. The most common shape of canal cross-section. D. Rectangle 2. When calculating how much irrigation water should be given to a certain field it is important to know A. Rhombus B. Parallelogram c. Trapezium C. the length of the field. D. the surface area of the field. A. the width of the field B. the shape of the field 3. Which of the following formula is used when calculating the surface area in hectares? Surface area in square metres (m²) ha = C. ha = 0.5 x (b + a) xh A. 10 000 D. ha = A, + A, A B. ha = 0.5 (b+ a) x h ormula to calculate the surface area of canal cross-section is similar to the formula used to calculate the surface 4. The area of a A. Rhombus B. Parallelogram C. Trapezium D. Rectangle 5. The term wetted cross-section of canal means that A. canal that does not have water C. canal that contains water B. the area of a canal that is soaked with water D. the amount of water in a canal Learning Activities: DETERMINATION OF THE SURFACE AREAS OF CANAL CROSS-SECTIONS The most common shape of a canal cross-section is a trapezium or, more truly, an "up-side-down" trapezium. Canal cross section Top Nne (a)
Transcribed Image Text:LEARNING OOUTCOME 2 Perform basic workplace calculations PRE-TEST: Choose the letter of the correct answer: 1. The most common shape of canal cross-section. D. Rectangle 2. When calculating how much irrigation water should be given to a certain field it is important to know A. Rhombus B. Parallelogram c. Trapezium C. the length of the field. D. the surface area of the field. A. the width of the field B. the shape of the field 3. Which of the following formula is used when calculating the surface area in hectares? Surface area in square metres (m²) ha = C. ha = 0.5 x (b + a) xh A. 10 000 D. ha = A, + A, A B. ha = 0.5 (b+ a) x h ormula to calculate the surface area of canal cross-section is similar to the formula used to calculate the surface 4. The area of a A. Rhombus B. Parallelogram C. Trapezium D. Rectangle 5. The term wetted cross-section of canal means that A. canal that does not have water C. canal that contains water B. the area of a canal that is soaked with water D. the amount of water in a canal Learning Activities: DETERMINATION OF THE SURFACE AREAS OF CANAL CROSS-SECTIONS The most common shape of a canal cross-section is a trapezium or, more truly, an "up-side-down" trapezium. Canal cross section Top Nne (a)
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