The speed limit on a road drops down to 15 miles per
hour around a curve. Mr. Gerard slows dow...
Mathematics, 10.04.2020 16:30 risolatziyovudd
The speed limit on a road drops down to 15 miles per
hour around a curve. Mr. Gerard slows down by 10
miles per hour as he drives around the curve. He
never drives above the speed limit. What speed was
Mr. Gerard driving before the curve? Graph the
solution.
Answers: 2
Mathematics, 21.06.2019 18:30
Which of the choices shown could be used to prove that aacp=abcp ?
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The table represents a function f(x). what is f(3)? a.-9 b.-1 c.1 d.9
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Given: ad¯¯¯¯¯ is an altitude. prove: ab2+ac2=cb2 right triangle a b c with right angle a. point d lies on side b c and segment a d is drawn. angle a d c is a right angle. drag and drop a reason into each box to correctly complete the two-column proof. statement reason ad¯¯¯¯¯ is an altitude, and ∠bac is a right angle. given ∠adb and ∠adc are right angles. definition of altitude ∠bac≅∠bda ? ∠bac≅∠adc ? ∠b≅∠b ? ∠c≅∠c reflexive property of congruence △abc∼△dba ? △abc∼△dac aa similarity postulate abbd=cbab ? ab2=(cb)(bd) cross multiply and simplify. acdc=cbac polygon similarity postulate ac2=(cb)(dc) cross multiply and simplify. ab2+ac2=ab2+(cb)(dc) addition property of equality ab2+ac2=(cb)(bd)+(cb)(dc) substitution property of equality ab2+ac2=(cb)(bd+dc) ? bd+dc=cb segment addition postulate ab2+ac2=cb2 substitution property of equality
Answers: 1
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