Sacred Heart was shorthanded but survived.
Taylor Higgins scored eight of her 16 points in the third quarter as Sacred Heart pulled away in its 55-46 win over Cardinal O'Hara in the first round of the state CHSAA Class B playoffs at St. Dominic.
Kristen Brent and Becky Conto each added 10 points and Nina Corcoran had six points, four assists and four steals.
Sacred Heart (7-13) was without its lone senior starter, Liz Hauser, who was out with an arm injury.
Sacred Heart will play St. John's Prep of Queens at 3 p.m. Saturday at St. John Villa on Staten Island.
Leah McDonnell scored 19 points for Cardinal O'Hara.