Question

Please help me with these questions its urgent!! :(
The area of a regular octagon of side length 8 cm is:
Select one:
a. 53 cm2
b. 151 cm2
c. 302 cm2
d. 604 cm2

You are 30 yards (90 feet) away from the goalposts on a football field. The angle of elevation of your line of sight to the top of the goalpost is 24°. How high is the top of the goalpost, in feet?
Select one:
a. 11
b. 26
c. 40
d. 64

Answer 1

a

c

Answer 2

You are 100 feet from the base of a building, and you look up at the top of the building at an angle of elevation of 55°. Approximately how tall is the building?
Select one:
a. 57'
b. 70'
c. 82'
d. 143'

Answer 3

b or c but in not sure

Answer 4

b

Answer 5

Linear pair angles are angles that have what characteristics?
Select one:
a. Their rays form two pairs of opposite rays.
b. One is always obtuse and one is always acute.
c. They are always equal.
d. They are always complementary.

Answer 6

You are 100 feet from the base of a building ...

142.815 or 100 times the tangent of 55 degrees.

Answer 7

thats not an answer

Answer 8

Linear pair angles are angles that have what characteristics?
Select one:
a. Their rays form two pairs of opposite rays.
b. One is always obtuse and one is always acute.
c. They are always equal.
d. They are always complementary.

Answer 9

143 rounded to the nearest unit.

Answer 10

k thanks (:

Answer 11

Linear pair angles are angles that have what characteristics?
Select one:
a. Their rays form two pairs of opposite rays.
b. One is always obtuse and one is always acute.
c. They are always equal.
d. They are always complementary.

Answer 12

thats the same one

Answer 13

no one has helped me figure it out

Answer 14

b
i think

Answer 15

http://www.ehow.com/info_8471470_linear-pair-angles.html

Answer 16

To construct a line segment congruent to another you should:
Select one:
a. Measure the segment with a ruler and draw another segment of equal length.
b. Separate your compass equal to the length of the segment, and mark that distance from the endpoint of a ray.
c. Draw a circle with diameter equal to the line segment’s length.
d. Draw two circles centered at the segment’s endpoints, each with radius equal to the segment’s length.