To solve the equation 2sin(2x) = cosx , you should rewrite it as

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).