Mathematics, 31.05.2021 19:10 santosbeti90
Bronze is a mixture of copper and tin.
The copper and tin are in the ratio 9:1.
a) How much tin is there in a bronze bracelet weighing 270 grams?
grams
b) Another bronze bracelet contains 180 grams of copper.
How much does it weigh altogether?
grams
Answers: 3
Mathematics, 21.06.2019 19:00
In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.
Answers: 1
Mathematics, 21.06.2019 21:50
Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()
Answers: 1
Mathematics, 21.06.2019 23:30
Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?
Answers: 1
Bronze is a mixture of copper and tin.
The copper and tin are in the ratio 9:1.
a) How much t...
a) How much t...
Social Studies, 29.10.2019 18:31
Mathematics, 29.10.2019 18:31
Mathematics, 29.10.2019 18:31
Mathematics, 29.10.2019 18:31
Social Studies, 29.10.2019 18:31
Mathematics, 29.10.2019 18:31