Using a scientific calculator or graphing calculator to find the inverse tangent of the ratio. Round to the nearest degree.
7/5
a 36°
b. 54
c.46°
d.44°

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

To decrease an amount by 16% what single multiplier would you use

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte