geometry
posted by shirley .
Basic Geometry
1.
Find the perimeter of a rectangle 19 cm long by 27.8 cm wide.
2.
In triangle ABC, angle A = 47°, and angle B = 8°. Find angle C.
3.
Find the perimeter of a triangle with sides of length 28 cm, 47 cm and 19 cm.
4.
In triangle FGH, angle F = 32°, and angle G = 100°. Find angle H.
5.
Find the circumference of a circle whose radius is 27 in.
(use 3.14 for π).
6.
Find the area of the trapezoid.
7.
Find the area of a triangular piece of cloth that has a 18 cm base and is 24 cm high.
8.
Find the area of a circle with a radius of 39 cm (use 3.14 for π).
9.
Find the area of a rectangle 17 m by 13 m.
10.
Find the area of the triangle with a base of 27 ft and height of 24 ft:
11.
Find the volume of the box:
12.
Find the volume of a sphere with a 15 in. radius.
13.
Find the volume of a cone that is 18 in. high and has a 6 in. radius.
14.
Find the volume of a cylinder that is 15 in. high and has a 10 in. radius.
15.
Find the volume of a box that is 12 feet long, 27 feet high and 3 feet wide.

Do you expect us to do your homework for you? Think again.
Surely you have seen formulas such as these. Use them.
2. C = 180  A  B degrees
5. Circumference = 2*pi*R
10. Area = (1/2)*Base*Height
12. Volume = (4/3)*pi*R^3
16. Volume = Width*Length*Depth