Presentation on theme: "Honors Geometry Unit Conversions. Before finding the area (and perimeter) of a figure, you must be certain that the units of measure agree for all the."— Presentation transcript:
Before finding the area (and perimeter) of a figure, you must be certain that the units of measure agree for all the lengths used in finding the area.
You must know the following unit conversions in the Standard System of measurement. 1 mile = ________ feet 1 yard = ________ ft. 1 yd. = __________ inches 1 foot = __________ in.
To change a larger unit into a smaller unit, you must ________. To change a smaller unit into a larger unit, you must ______.
Examples: Complete each statement. a) 2.25 yds = __________ in b) 3 ft 8 in = __________ in c) 1 ft 3 in = __________ yds
You will also be expected to convert between units in the Metric System of measurement. Recall that the metric system is based on powers of 10, so that converting between units simply involves moving the decimal point left or right.
The basic unit for measuring length in the metric system is the ______and different units are obtained by adding one of the following prefixes: To help remember the order of these prefixes, use the phrase meter King Henry Died By Drinking Chocolate Milk a S e
Examples: Complete each statement. a) 3.5 m = __________ cm b) 317 mm = ________ dcm c) 3.5 km = __________ hm
Examples: Find the area of each figure. 1. A rectangle with dimensions 4.8 cm and 25 mm.