Using the given right triangle, which ratio is correct? 45.3 cm
23 cm
B
с
39 cm
O A. sin ZA =
39 cm
45.3 cm
B. sin B =
39 cm
45.3 cm
OC. COS ZA =
39 cm
45.3 cm
D. tan ZA =
39 cm
45.3 cm
O E tan zB =
39 cm
45.3 cm

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Apool measures 12.3 feet by 16.6 feet. if the longer wall of the pool has a diagonal of 17.8 feet, what is the volume of the pool? (round to nearest tenth)