Roboguru

Pertanyaan

D i k e t a h u i space s e g i t i g a space P Q R space d e n g a n space less than Q P R equals 30 degree comma space less than P R Q equals 30 degree comma space d a n space p a n j a n g space P R equals 20 space c m.  L u a s space s e g i t i g a space P Q R space a d a l a h....

  1. 100 over 3 c m squared

  2. 100 over 3 square root of 2 c m squared

  3. 100 over 3 square root of 3 c m squared

  4. 200 over 3 c m squared

  5. 200 over 3 square root of 3 c m squared

A. Acfreelance

Master Teacher

Jawaban terverifikasi

Pembahasan

less than Q equals 180 degree minus left parenthesis 30 degree plus 30 degree right parenthesis equals 120 degree  L u a s increment equals fraction numerator q squared. sin P. sin R over denominator 2 sin Q end fraction  space space space space space space space space space space space space space equals fraction numerator left parenthesis 20 right parenthesis squared. sin 30 degree. sin 30 degree over denominator 2. sin 120 degree end fraction  space space space space space space space space space space space space space equals fraction numerator 400 open parentheses begin display style 1 half end style close parentheses open parentheses begin display style 1 half end style close parentheses over denominator 2. open parentheses begin display style 1 half end style square root of 3 close parentheses end fraction  space space space space space space space space space space space space space equals fraction numerator 100 over denominator square root of 3 end fraction. fraction numerator square root of 3 over denominator square root of 3 end fraction  space space space space space space space space space space space space space equals 100 over 3 square root of 3 space c m squared

25

0.0 (0 rating)

Pertanyaan serupa

Diketahui segi-8 beraturan dengan panjang sisi 8 cm. Luas segi-8 tersebut adalah ...

78

0.0

Jawaban terverifikasi

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Ruangguru

Produk Ruangguru

Produk Lainnya

Hubungi Kami

Ruangguru WhatsApp

081578200000

Email info@ruangguru.com

info@ruangguru.com

Contact 02140008000

02140008000

Ikuti Kami

©2022 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia