Respuesta :

Answer:

25

Step-by-step explanation:

its needs to be under 90

Answer:

Explanation:

A triangle's three interior angles will add up to

180

. Since it's a right angle, that means one angle is

90

and the other is given as

15

.

Therefore,

90

+

x

+

15

=

180

So

x

=

180

90

15

x

=

75

The acute angle is

75

.