Mathematics, 08.09.2021 02:50 jholland03

A fan has 3 identical blades of radius 3 m. The blades form an angle of 40° at the center. Find the total area of the blades.

A fan has 3 identical blades of radius 3 m. The blades form an angle of 40° at the center. Find the

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1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given

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A fan has 3 identical blades of radius 3 m. The blades form an angle of 40° at the center. Find the...

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