Question

Tolong bantu no. 11 (yg diberi Stabilo), jangan asal jawab yaa (Pake Cara) Thankyou sebelumnya

Answer 1

$\huge \bold \pink{hello \: friend}$

To calculate the length of RS,

Using Pythagoras theorem in ∆PQS,

PQ²=PS²+QS²

(20)²=(16)²+QS²

400=256+QS²

400-256=QS²

144=QS²

QS=√144=12 cm

Now, applying Pythagoras theorem in ∆QSR,

RS²=SQ²+QR²

RS²=(12)²+(6)²

RS²=144+36

RS²=180

RS=√180 cm

Answer:Option D➡√180 cm