Question

10 years ago

Answer 1

You mean triangle RST is equilateral?

Answer 2

yes

Answer 3

Where is point X?
Is there a figure?

Answer 4

there

Answer 5

In the problem, you wrote "TX and RS." but you did not complete the sentence. What are we supposed to know about TX and RS?

Answer 6

they are perpendicular

Answer 7

Ok.

Answer 8

We are looking for a.

Answer 9

Have you learned about the ratios of the length of the sides of 30-60-90 triangles?

Answer 10

no

Answer 11

An equilateral triangle is also equiangular, so all angles measure 60 degrees.

Answer 12

Because of symmetry, the top angles are 30 degrees each