A right cone has a slant height of 30 cm and a radius of 10 cm. Find the volume of the right cone.

Prove that: (tan20°) ^2 + (tan40°^) 2 + (tan80°) ^2=33

Paint is red : blue in a ratio 2 : 4 if 5 litres is used how much blue

What is the thousands place in the number 74,638,249.

Factor the quadratic equation x2 - 19x + 84 = 0 and find the zeros of the function.

Shade in some or all of the grids to show that 2 ones is the same as 20 tenths

Three different whole numbers add up to 31. The first number is multiple of 3 The second number is multiple of 4 The third number is multiple of 5. What could the numbers be?

Write the mixed number that is equivalent to 16/3

Is y=1/2*-1/2 non proportinal

Evaluate the following function for f (-3),

What numbers are a distance of 2/3 unit from 1/2 on a number line