Estimating Length and Area

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Presentation transcript:

Estimating Length and Area COURSE 2 LESSON 8-1 Each square represents 50 yd2. Estimate the area of the shaded figure. Then count the number of squares that are about half-filled. 2 4 Count the number of squares filled or almost filled. 3 Estimate the number of squares filled by adding the filled squares plus the half-filled squares, which is 3 + (4), or 5. 1 4 Multiply 5 by 50 yd2. The area is about 250 yd2. 8-1

Estimating Length and Area COURSE 2 LESSON 8-1 Choose an appropriate customary unit of length for estimating each measurement. 1. a bed 2. a dollar bill 3. a soccer field 4. Estimate the area. Each square represents 5 cm2. ft in. yd about 75 cm2 8-1