there are three classes in the first year of a school. On class has 29 children in it. another class has 31 children in it and the third class has 28 children in it. how many children are there in the first year of the school?

Which best explains why this triangle is or is not a right triangle ?

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.

Joyce deposited $5000 in an account with an annual interest rate of 6%, compounded annually. how much money will be in the account 10 years later