SOLUTION: - Two angles with measures os (2x – 7) and (3x – 3) are complementary. Find x
x = 45
x = 10
x = 20
x = 110
11- A triangle with one obtuse angle is named:
right triangle
Algebra ->
Angles
-> SOLUTION: - Two angles with measures os (2x – 7) and (3x – 3) are complementary. Find x
x = 45
x = 10
x = 20
x = 110
11- A triangle with one obtuse angle is named:
right triangle
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Question 771737: - Two angles with measures os (2x – 7) and (3x – 3) are complementary. Find x
x = 45
x = 10
x = 20
x = 110
11- A triangle with one obtuse angle is named:
right triangle
acute triangle
obtuse triangle
none of the above
12-wo lines are perpendicular to each other. Determine the vertical angles
Both angles measure 180°
Both angles measure 90°
One angle measures 90°, and the other one measures 180°
Both angles measure 60°
13- In a regular hexagon one side measures 10 in. Find the perimeter.
P = 60 in
P = 6 in
P = 30 in
P = 32 in
14- In an equilateral triangle one of the sides measures 5 in. Determine the Perimeter.
P = 12 in
P = 21 in
P = 18 in
P = 15 in
15-In a regular polygon the exterior angle measures 15°. Find the number of sides
22 sides
23 sides
21 sides
24 sides
16- Determine the Sum of the interior angles of a Dodecagon.
S = 2160°
S = 1260°
S = 1800°
S = 1080°
17- Determine x in the proportion 5/7 = x/3.
x = 21/7
x = 31/5
x = 21/6
x = 31/8
18-The cost of eight roses is $ 7.00. How much will ten roses cost?
$ 11.40
$ 9.05
$ 8.75
$ 9.00
19-An Isosceles Triangle is also a Right Triangle. The measure of each congruent side is 4 m. Determine the hypotenuse.
√30 m
√40 m
√32 m
√34 m
21-A rectangle has a side 10 m long, while the diagonal is 15 m long. Determine the length of the other side.
3√3 m
3√5 m
5√2 m
5√5 m
26- The supplement of a 87° angle is:
3°
183°
63°
93°
27-Two angles with measures of (6x + 12) and (4x + 18) are supplementary. Find x
x = 15
X = 25
X= 110
X= 20
31-A kid, sitting on the ground 60 ft from the base of a flagpole, looks up an angle of 25° to see its top. Determine the height of the flagpole.
30.12 ft
28.31 ft
27.98 ft
29.78 ft
34-Two angles that measure (85+x)° and (95-x)° respectively are supplementary.
True
False
35-An Isosceles Triangle could be escalene.
True
False
36- The bisector of the base of an Isosceles triangle is also a bisector of the vertex angle.
True
False
37-Two parallel lines are cut by a transversal line. Each pair of corresponding angles must be congruent.
True
False
38--Two regular Polygons with the same number of sides must have the same perimeter.
True
False
39- Circles with different circunferences may have the same area.
True
False
40- The interior angle of a Regular dodecagon is 150°
True
False Answer by Alan3354(69443) (Show Source):
