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Geometry Chapter 10

Geometry Chapter 10. Whiteboard Review. Draw a concave quadrilateral. Draw a convex pentagon. Altitude is the same as _______. Find the measure of an interior angle of a regular octagon.

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Geometry Chapter 10

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  1. Geometry Chapter 10 Whiteboard Review

  2. Draw a concave quadrilateral

  3. Draw a convex pentagon

  4. Altitude is the same as _______.

  5. Find the measure of an interior angle of a regular octagon.

  6. The sum of the measures of the interior angles of a polygon is 1980. How many sides does the polygon have?

  7. A regular polygon has 15 sides. Find the measure of an interior angle.

  8. A regular polygon has 18 sides. Find the measure of an exterior angle.

  9. Find the area of the shaded region. 9 mm 6 mm

  10. Find the area of the shaded region. 2 in 2 in 6.5 in 9 in 7 in 11 in

  11. The area of a parallelogram is 134 in2. If the base is 18, what is the height.

  12. A rhombus has a diagonal of 8 cm and an area of 54 cm2. What is the length of the other diagonal?

  13. Find the area of a trapezoid with bases, 9m and 5m, and a height of 12m.

  14. A regular heptagon has an apothem of 4.5 in and a side length of 8 in. What is it’s area?

  15. A regular decagon has an area of 240 km2. It has an apothem of 6 km. What is the length of one side?

  16. What is the Area of a circle with radius of 7mm?

  17. What is the Circumference of a circle with a radius of 19 in?

  18. What is the Area of a circle with a radius of 3.5 m?

  19. What is the Circumference of a circle with a radius of 15 yd?

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