+0

# Explain don't tell

0
66
2
+341

How would you solve this???

https://vle.mathswatch.co.uk/images/questions/question1749.png

Apr 13, 2020

#1
+23623
+2

Use law of cosines to find missing side length

then use Heron's Rule to calculate the area....

Apr 13, 2020
#2
+7825
0

You have two sides and the included angle, so you can find the area by using $$\text{Area} = \dfrac12 bc \sin \theta$$, where b and c are the side lengths and $$\theta$$ is the included angle.

Apr 14, 2020