SOLUTION: Triangle PQR has PQ=8cm, QR= 10cm and angle PQR is 40�. Calculate the area of triangle PQR.

SOLUTION: Triangle PQR has PQ=8cm, QR= 10cm and angle PQR is 40�. Calculate the area of triangle PQR.

Algebra.Com

Question 812919: Triangle PQR has PQ=8cm, QR= 10cm and angle PQR is 40�. Calculate the area of triangle PQR.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Triangle PQR has PQ=8cm, QR= 10cm and angle PQR is 40�. Calculate the area of triangle PQR.
-----
Formula:: Area = a*b*sin(C)
----
Your Problem::
Area = 10*8*sin(40) = 51.42 cm^2
==============
Cheers,
Stan H.
----------------

RELATED QUESTIONS
triangle PQR in which QR=6cm. the line ST is parallel to QR such that PS= 3cm and SQ=5cm. (answered by mananth)

triangle PQR has PQ = 150 and PR = QR = 125, as shown. Three line segments are drawn... (answered by ikleyn)

In triangle PQR: Angle P= 49 degrees Angle R= 37 degrees PR=26 cm Find QR and the... (answered by stanbon)

In (triangle)PQR, m <(angle)Q=90 degrees, PQ=1, and QR=3. The value for sec <(angle)R is... (answered by Alan3354)

PQR is a triangle, given that /PQ/=15m, /QR/=17m and /RP/=18m. Find the area of the... (answered by ikleyn,Edwin McCravy)

the centres of three circles form a triangle PQR in which PQ=8cm, QR=10cm, and PR=12cm.... (answered by ikleyn)

a triangle PQR is such that line PQ is equal to line PR. Given that angle PQR is 40... (answered by Cromlix)

Plrase help me solve these problem. The area of parallelogram PQRS is 172m^2. PQR =21cm.... (answered by ikleyn,math_tutor2020)

In (triangle)PQR, m(angle) (answered by Alan3354)