Exam 16: Appendix Review of Decimals and Percent

Solve the problem. -A certain county charges 4% sales tax. Find the sales tax on a stereo that cost $890 and the total cost of the stereo, including tax. Round answers to the nearest cent.

Solve the problem. -Find the measure of angle 5 in the figure shown.

Determine the least common denominator. -

Determine the prime factorization of the number. -66

Solve the problem. -A flagpole casts a shadow of 25 ft. Nearby, a 9-ft tree casts a shadow of 3 ft. What is the height of the flag pole?

Identify the triangle as acute, obtuse, or right. Also, identify the triangle as isosceles, equilateral, or scalene. Sides equal in length are marked. -

Perform the indicated operations. -Add 51.88 + 8.427 + 7.37 + 5.29.

Find the measure of the angle given that -

Round as indicated. -Round 8.6741 to hundredths.

Determine the prime factorization of the number. -20

Find the measure of an interior angle of the regular polygon. -hexagon

Find the length of the side given that ≅ABC c≅DEF. -the length of side AC

Simplify. -

Solve the problem. -A vehicle parked on the street that is 4 feet tall casts a shadow 10 feet long. At the same time, a house nearby casts a shadow 70 feet long. Find the height of the house.

The angles are supplementary angles. Find the measure of each angle. -

The figures are similar. Find the length of the side marked x. -

The angles are complementary angles. Find the measure of each angle. -

Simplify. -

Classify the angle as acute, right, straight or obtuse. -

Convert the percent to a decimal. -1.6%