Download 10-3 Triangles - TPS 7th Grade Wiki

10-3 Triangles
Find the value of x in the triangle. Then classify each triangle by its angles and by its sides.
Angles: The triangle has all acute angles.
Sides: The triangle has no congruent sides.
The triangle is an acute scalene triangle.
Angles: The triangle has all acute angles.
Sides: The triangle has three congruent sides.
The triangle is an acute equilateral triangle.
Angles: The triangle has a right angle.
Sides: The triangle has two congruent sides.
The triangle is a right isosceles triangle.
eSolutions Manual - Powered by Cognero
The measures of the angles of a triangle are in the ratio 2:3:5. What are the measures of the angles?
Page 1
Angles: The triangle has all acute angles.
The triangle has three congruent sides.
10-3Sides:
Triangles
The triangle is an acute equilateral triangle.
Angles: The triangle has a right angle.
Sides: The triangle has two congruent sides.
The triangle is a right isosceles triangle.
The measures of the angles of a triangle are in the ratio 2:3:5. What are the measures of the angles?
of a hippo?
Find the value of x in the triangle. Then classify each triangle by its angles and by its sides.
eSolutions Manual - Powered by Cognero
Angles: The triangle has all acute angles.
Sides: The triangle has no congruent sides.
Page 2
of a hippo?
10-3 Triangles
Find the value of x in the triangle. Then classify each triangle by its angles and by its sides.
Angles: The triangle has all acute angles.
Sides: The triangle has no congruent sides.
The triangle is an acute scalene triangle.
Angles: The triangle has an obtuse angle.
Sides: The triangle has two congruent sides.
The triangle is an obtuse isosceles triangle.
Angles: The triangle has all acute angles.
Sides: The triangle has three congruent sides.
eSolutions Manual - Powered by Cognero
The triangle is an acute equilateral triangle.
Page 3
Angles: The triangle has an obtuse angle.
The triangle has two congruent sides.
10-3Sides:
Triangles
The triangle is an obtuse isosceles triangle.
Angles: The triangle has all acute angles.
Sides: The triangle has three congruent sides.
The triangle is an acute equilateral triangle.
Angles: The triangle has a right angle.
Sides: The triangle has no congruent sides.
The triangle is a right scalene triangle.
Angles: The triangle has an obtuse angle.
Sides: The triangle has no congruent sides.
The triangle is an obtuse scalene triangle.
eSolutions Manual - Powered by Cognero
Page 4
Angles: The triangle has an obtuse angle.
The triangle has no congruent sides.
10-3Sides:
Triangles
The triangle is an obtuse scalene triangle.
Angles: The triangle has all acute angles.
Sides: The triangle has two congruent sides.
The triangle is an acute isosceles triangle.
Determine the measures of the angles of ABC if the measures of the angles are in the ratio 1:1:16.
Determine the measures of the angles of TUV if the measures of the angles are in the ratio 1:6:8.
What type of angle is formed by the hands on a clock at the time?
3:00
hands, so the angle formed is a right angle.
6:00
eSolutions Manual - Powered by Cognero
Page 5
3:00
10-3hands,
Triangles
so the angle formed is a right angle.
6:00
the hands, so the angle formed is a straight angle.
10:30
At 10:30, the minute hand is pointing straight down, and the hour hand is pointing up and to the left. There are more
4:30
At 4:30, the minute hand is pointing straight down, and the hour hand is pointing down and to the right. There are less
Classify the angle as acute, obtuse, right, or straight.
eSolutions Manual - Powered by Cognero
Page 6
10-3 Triangles
eSolutions Manual - Powered by Cognero
Page 7
10-3 Triangles
2x, 3x, 4x
Because the triangle has no congruent sides, it is a scalene triangle.
eSolutions Manual - Powered by Cognero
Page 8