Mrs West 7th grade Lesson (12.8.20)

Mrs West 7th grade Lesson (12.8.20)

Indirect Measurement

Indirect Measurement

• Formula: height/shadow= height/shadow

• You will solve for the missing height or shadow

Multiple Choice

A young tree casts a lunchtime shadow of 4.2 feet. The 3 foot mail box casts a late afternoon shadow of 2.8 feet.

How tall is the young tree?

(Hint: draw triangles and label them)

• The young tree is 3.92 feet tall.

• The young tree is 2 feet tall.

• The young tree is 4.5 feet tall.

• The young tree is 5 feet tall.

Multiple Choice

• The flagpole is 30.7 feet tall.

• The flagpole is 1.375 feet tall.

• The flag pole is 24 ft tall.

• The flagpole is 22 ft tall.

Multiple Choice

• The flagpole is 51 feet tall.

• The flagpole is 141.6 feet tall

• The flagpole is 14.16 feet tall

• The flagpole is 75 feet tall.

Multiple Choice

Find the length of "?".

• 25.7

• 25

• 29.16

• 27

Multiple Choice

Find the length of the missing side.

• 26 cm

• 18 cm

• 101.4 cm

• 15 cm