Amr

the length of a rectangle is twice it's width. if it's length is decreased by 3 cm , and it's width is increased by 5 cm the result will be a square , then the perimeter of this rectangle will equal ...... cm

i)The angle á lies between 0 and 90 and is such that 2tan sqaure á + sec square á=5-4tan á. show that 3tan square á +4taná-4=0 and hence find the exact value of taná ii)It is give that the angle â is such that cot(á+â) = 6.Without using a calculator, find...

What experimental method would you suggest to support the claim that iron exists in the gases in the sun’s atmosphere

0.82

Here is the address and possible ideas.

The easiest way for grade 4 student in my opinion Twice in the canister + One left in the bag = 3 So the total should divided by 3 to get the one and the twice The total = 5026 + 4157 = 9183 The bag = the total divided by 3 = 9183 / 3 = 3061 The Canister...

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