Question

Triangle ABC is similar to triangle DEF and has a ratio of similarity of 5:2. If side AB measures 30 mm, how long is side DE?

Answer 1

Triangle ABC is similar to triangle DEF and has a ratio of similarity of 5:2,
\[\frac{5}{2} = \frac{30}{DE}\]Can you solve DE?

Answer 2

12

Answer 3

can i ask you one more please

Answer 4

In a 30°- 60°- 90° right triangle, the shorter leg is 4 cm. How long are the other two sides of the triangle?

Answer 5

sin30 = 4/ a
a = 4/ sin30 = ?
tan30 = 4/b
b= 4/tan30 = ?