# Math Problems

Math Problems / 19.04.2017

## Happy Catering

Happy Catering Clue 1 All catering packages feed 12 people. A green salad and 12 half wraps will cost \$90. How much does a green salad cost?   Happy Catering Clue 2 Salads are large enough to feed 12 people. A green salad and 12 half burgers will set you back \$90 A...

Math Problems / 06.12.2016

## Framing Square Lessons

Materials needed: Access to a framing square. Access to a computer if needed for research. The framing square needs to be full size with all of the tables, etc on it. Many of the cheap squares will not have the tables.  1. Explain what this scale is...

Math Problems / 12.04.2016

## Create a Tool

Goal:  Create a tape measure that will automatically (no calculation needed) calculate the diameter of a pipe by wrapping it around the outside (circumference) of the pipe.  The tape measure should be able to measure diameters up to 8 inches.  The tape measure should be accurate...

Math Problems / 21.01.2016

## Laying Out a Circle

Old time carpenters were able to use framing squares to do amazing design work.  They were able to draw perfect circles with a framing square without using the center point of a circle. Challenge:  Draw a 6 inch diameter circle on a piece of OSB using...

Math Problems / 01.12.2015

## Marking Angles Using a Speed Square

The process for marking an angle using a speed square is shown below. Swing the square until you read the desired angle (33-1/2 degree) on the board's edge (photo top left), and make your mark. The line shown being marked (with pencil) is a 33-1/2 degree angle. Math...

Math Problems / 29.09.2015

## Siding Decision

Goal:  You are to make a recommendation on the type of fiber cement lap siding to be used. Should it be prefinished (already painted) or should you recommend unfinished fiber cement lap siding? It will need to be painted if you use unfinished cement lap...

Math Problems / 12.04.2015

## Trajectory Launcher

Goal From your experience in wood fabrication and quadratics, develop an original product that has the ability to launch ping pong balls to hit targets at various ranges and heights using a parabolic curve Math Standards A.CED Create equations that describe numbers or relationships. F.IF Interpret functions that...

Math Problems / 02.02.2015

## Pennies

Not what you think. We are talking about a measure of the size of nails that uses the symbol, d. Why is it called “penny”? In England before the year 1488, the nail size was the price in pennies of 100 nails of that size. For...

Math Problems / 08.12.2014

## Landscape Irrigation: Circles Upon Circles

Goal: Position 3 sprinkler heads in a 12 feet by 18 feet rectangular lawn to optimize water coverage but to minimize water waste. Watering an area twice is considered waste but watering the street or non-lawn areas is worse. The sprinkler heads are manufactured for...

Math Problems / 20.10.2014

## Nailing Pattern: How much do you need?

CTE Goal: Have students understand nailing patterns and the requirements. Students will learn the quantities of fasteners needed for different portions of the home building process. Math Goal: Students will calculate rates (slopes), equations of lines, and graph the equations. Discussion points include finite and continuous, real life...