Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#1 2019-09-02 10:36:57


Review: Synthesize Lessons 20-23

I have been struggling with this for the past month. I have to get these answers in before September 4th !! Somebody help me sad

1. Find the area of a regular hexagon with 8 feet sides.  Round the answers to the nearest whole number. (2 pts.)

    Part 1: Show your work using the triangle method taught in Lesson 21.

    Part 2: Find the area of the same hexagon using two trapezoids.  Confirm that the answers to Part 1 and Part 2 are equivalent.

    Part 3:  Construct a prism from the above regular hexagon.  The height of the hexagonal prism is 5 feet. Find the surface area and the volume of this prism.

Answer #2-4 using the method taught in Lesson 21. Show your work. Round answers to nearest tenth.

2. If a heptagon has an area of 105 in2, what is the measure of one side? (1 pt.)

3. A pentagon’s radius (measure from center to vertex) measures 4 cm, what is the pentagon’s area? (1 pt.)

4. A regular octagon rests on one of the flat sides and has a total height of 10 ft. What is the measure of one of the octagon’s sides? (1 pt.)

Board footer

Powered by FluxBB