In a triangle cat, we have m∠act = m∠atc, m∠cat = 36°. if tr bisects ∠atc, then ∠crt= a.36° b.54° c.72° d.90° e.108°

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!