Mathematics, 10.11.2020 16:40 rivman10
Maria wanted to invest $8000 at the bank. She invested part of her money in a CD account paying 3% simple interest and invested the rest of her money in a checking account paying 1.6% simple interest. After 1 year her income was $195.20. How much did Maria invest in the checking account?
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Mathematics, 21.06.2019 23:00
Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee
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How can writing phrases as algebraic expressions you solve problems?
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Mathematics, 21.06.2019 23:30
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
Maria wanted to invest $8000 at the bank. She invested part of her money in a CD account paying 3% s...
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