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WGU D128 MATHEMATICS FOR EDUCATORS EXAM 1 COMPLETE QUESTIONS WITH CORRECT SOLUTIONS|| A+ GRADED!!!UPDATED

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WGU D128 MATHEMATICS FOR EDUCATORS EXAM 1 COMPLETE QUESTIONS WITH CORRECT SOLUTIONS|| A+ GRADED!!!UPDATED 1) Sum of a polygon - ANSWER (n-2)180 2) Area of a trapezoid - ANSWER 1/2h(b1+b2) 3) Area of a parallelogram - ANSWER base x height 4) Perimeter of a trapezoid - ANSWER a+b+c+d 5) Formula for surface area of a prism - ANSWER 2B+Ph 6) Formula for surface area of a cube - ANSWER 6s² 7) Formula for surface area of a rectangular prism - ANSWER 2lw + 2lh + 2wh 8) Formula for surface area of a triangular prism - ANSWER bh +pH h-triangle height H-prism height 9) Formula for surface area of a cylinder - ANSWER 2πrh + 2πr² 10) Formula for surface area of a cone - ANSWER πrS + πr² 11) Formula for surface area of a sphere - ANSWER 4πr² 12) Volume - ANSWER The amount of space an object takes up 13) formula for volume of a cone - ANSWER πr²h/3 14) Volume of a right prism - ANSWER area of base x height 15) Volume of a cylinder - ANSWER πr²h 16) Volume of a sphere - ANSWER 4/3πr³ 17) Volume of a rectangular prism - ANSWER V=lwh 18) Fahrenheit to Celsius - ANSWER C=5/9(F-32) 19) Celsius to Fahrenheit - ANSWER F= 9/5 (C+32) 20) Inches to feet - ANSWER 12 inches = 1 foot 21) feet in a yard - ANSWER 3 feet 22) Yards to a mile - ANSWER 1,760 yards in a mile 23) Inches to a meter - ANSWER 39 24) meters to kilometers - ANSWER 1000 m = 1 km 25) hectometer - ANSWER 100 meters 26) decameter - ANSWER 10 meters 27) decimeter - ANSWER 0.1 meter 28) centimeter - ANSWER 0.01 meter 29) millimeter - ANSWER 0.001 meter 30) Miles to kilometers - ANSWER 1 mi = 1.6 km 31) Yards to meters - ANSWER 1 yd = 0.914 m 32) Inches to centimeters - ANSWER 1 in = 2.54 cm 33) ounces in a pound - ANSWER 16 ounces 34) lbs to kilo - ANSWER 2.2 35) pounds in a ton - ANSWER 2000 36) Quantitative data - ANSWER numerical data ; dot, stem, box plots and histograms. 37) categorical data - ANSWER Data that consists of names, labels, or other nonnumerical values ; pie and bar charts 38) mean - ANSWER average: data totaled and divided by the number of values. 39) Median - ANSWER the middle score in a distribution; half the scores are above it and half are below it 40) Mode - ANSWER The value that occurs most frequently in a given data set. 41) sampling without replacement - ANSWER N! 42) sampling with replacement with only certain options - ANSWER n!/(n-k)! 43) Combination Formula - ANSWER nCr = n!/r!(n-r)! n=options r= #chosen

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WGU D128 MATHEMATICS FOR
EDUCATORS EXAM 1 COMPLETE
QUESTIONS WITH CORRECT
SOLUTIONS|| A+
GRADED!!!UPDATED 2025-2026>>

1) Sum of a polygon - ANSWER ✓ (n-2)180

2) Area of a trapezoid - ANSWER ✓ 1/2h(b1+b2)

3) Area of a parallelogram - ANSWER ✓ base x height

4) Perimeter of a trapezoid - ANSWER ✓ a+b+c+d

5) Formula for surface area of a prism - ANSWER ✓ 2B+Ph

6) Formula for surface area of a cube - ANSWER ✓ 6s²

7) Formula for surface area of a rectangular prism - ANSWER ✓ 2lw +
2lh + 2wh

8) Formula for surface area of a triangular prism - ANSWER ✓ bh +pH
h-triangle height H-prism height

9) Formula for surface area of a cylinder - ANSWER ✓ 2πrh + 2πr²

10) Formula for surface area of a cone - ANSWER ✓ πrS + πr²

11) Formula for surface area of a sphere - ANSWER ✓ 4πr²

12) Volume - ANSWER ✓ The amount of space an object takes up

, 13) formula for volume of a cone - ANSWER ✓ πr²h/3

14) Volume of a right prism - ANSWER ✓ area of base x height

15) Volume of a cylinder - ANSWER ✓ πr²h

16) Volume of a sphere - ANSWER ✓ 4/3πr³

17) Volume of a rectangular prism - ANSWER ✓ V=lwh

18) Fahrenheit to Celsius - ANSWER ✓ C=5/9(F-32)

19) Celsius to Fahrenheit - ANSWER ✓ F= 9/5 (C+32)

20) Inches to feet - ANSWER ✓ 12 inches = 1 foot

21) feet in a yard - ANSWER ✓ 3 feet

22) Yards to a mile - ANSWER ✓ 1,760 yards in a mile

23) Inches to a meter - ANSWER ✓ 39

24) meters to kilometers - ANSWER ✓ 1000 m = 1 km

25) hectometer - ANSWER ✓ 100 meters

26) decameter - ANSWER ✓ 10 meters

27) decimeter - ANSWER ✓ 0.1 meter

28) centimeter - ANSWER ✓ 0.01 meter

29) millimeter - ANSWER ✓ 0.001 meter

30) Miles to kilometers - ANSWER ✓ 1 mi = 1.6 km

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