DIRECTIONS: choose the letter of the correct answer. write your answer in CAPITAL letter on the space before the number. for the numbers that require a solution, write your complete solution at the back of your test paper neatly and box your final answer. 1. Evaluate 2xy + 10 if x=2 and y=3

a.12. b.14. c.22. d.32

___2. Evaluate 3x³ + 7y — 4z if x=1, y=2 and z=3

a.-2 b.23. c.-23. d.2

3. 1 kilometer= m
a. 10 m. b.100m. c.1000m d.10000m

(urgent ) use pi 3.14 to estimate the circumference of the circle to the nearest hundredth middle is 4in (urgent )

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?