a boy is standing 180 metres from the base of a tree. the angle of elevation to the top of the tree is 40°. what is the height of the tree?

6 times the sum of 3 odd numbers is - 18 find the integers

At a local grocery store, apples cost $0.50 each and bananas cost $0.30 each. The expression 0.50x + 0.30y can be used to find the cost of buying some apples and bananas. 1. Interpret what the x and y represent in context. 2.

Which of the following is not a real number a. square root - 4 b. square root 16 c. square root 1 d. square root 13

Six Bakers share 7.5 kg of flour equals how much flour did they each receive

A right triangle ABC is shown below: A right triangle ABC with height AB labeled 3 units and base BC labeled 5 units is shown. The area of the triangle above will equal one half of a rectangle that is 5 units long and __ units wide.

Which number is not in scientific notation? a. 1.1 x 10^213 b. 7.8 x 10^8 c. 3.02 x 10^-10 d. 35 x 10^4

What is 5/2 times x = 1

Consider the sequence below. 3, 1, 1/3, 1/9, ... Select the explicit function which defines the sequence.

Some kids went on a bike ride. The ride was six hours long and the kids traveled 54 mi. For part of the ride they biked at a speed of 7 mph and for part of the ride they biked at a speed of 11 mph.

The variable z is directly proportional to x. when x is 5, z has the value 55. what is the value of z when x = 12