Verbseoul.
하다 verb
발사하다balsahadato launch, to shoot

To say to launch, to shoot politely in the present tense, use 발사해요 (bahl-sah-hae-yoh). Below is the full conjugation of 발사하다 across the three tenses and three everyday speech levels.

Conjugation table

TenseCasual (반말)Polite (요)Formal (합니다)
Present
발사해
bahl-sah-hae
발사해요
bahl-sah-hae-yoh
발사합니다
bahl-sah-hahm-nee-dah
Past
발사했어
bahl-sah-hae-ssuh
발사했어요
bahl-sah-hae-ssuh-yoh
발사했습니다
bahl-sah-hae-sseum-nee-dah
Future
발사할 거야
bahl-sah-hahl- -guh-yah
발사할 거예요
bahl-sah-hahl- -guh-yae-yoh
발사할 겁니다
bahl-sah-hahl- -guhm-nee-dah

Other useful forms

Command Polite (세요)
발사하세요
bahl-sah-hah-sae-yoh
Suggestion / Let's Polite (요)
발사해요
bahl-sah-hae-yoh
Question Polite (요)
발사해요?
bahl-sah-hae-yoh-?
Connective “and” — (고)
발사하고
bahl-sah-hah-goh
Conditional “if” — (면)
발사하면
bahl-sah-hah-myuhn
Noun form — (기)
발사함
bahl-sah-hahm