In the diagram, all measurements are in centimetres. ABC is an isosceles triangle.
AB - 2x
AC - 2x
BC - 10
(a) Find an expression, in terms of x, for the perimeter of the triangle
Simplify your expression.
(2)
The perimeter of the triangle is 34 cm.
(b) Find the value of x.

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

According to the general equation for conditional probability, if p(ab) = 4/5 and p(b)= 5/6, what is p(a|b)? a. 8/9 b. 35/36 c. 24/25 d. 15/16

Darcy bought 1/2 pound of cheese and 3/4 pound of hamburger for a barbecue. use the numbers to compare the amounts of cheese and hamburger darcy bought.