Solve with working much appreciated make b the subject of the equation a = 1/2× b x ℎ .

1. are the triangles similar and if so why? what is the value of x? show your work.

Someone which statements are true? check all that apply.

Apossible wavelength for the color blue is 0.000000492 meter. which of the following is a reasonable estimate for this wavelength for the color blue? a. 5 × 10-6 m b. 5 × 107 m c. 5 × 10-7 m d. 5 × 106 m