Classify Triangles Word Problems

Albert’s bedroom is shaped like the triangle that is shown below. What is his bedroom’s area? Height is 7 feet. Base is 10 feet.

• 35 ft²

• 35 ft

• 70 ft

• 70 ft²

The floor of Sajna’s bathroom is covered with tiles in the shape of triangles. Each triangle has a height of 7 in. and a base of 12 in. If the floor of her bathroom has 40 tiles, what is the area of the bathroom floor?

• 42 in²

• 84 in²

• 1,680 in²

• 3,360 in²

Adam built a tent in the shape of an equilateral triangle. The perimeter is 21 meters. What is the length of each of the tent’s sides?

• 21 meters

• 7 meters

• 14 meters

• 63 meters

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

• equilateral

• isosceles

• scalene

A triangle has side lengths of 15 centimeters, 11 centimeters, and 9 centimeters. What kind of triangle is it?

• equilateral

• isosceles

• scalene

• equilateral

• isosceles

• scalene