Ontario 10 Academic (MPM2D)
topic badge
Applications of the Sine Law

Interactive practice questions

Consider the given triangle.

a

First, find the value of $\angle BAC$BAC.

b

Find the length of $c$c.

Round your answer to two decimal places.

Easy
Approx 3 minutes
Sign up to try all questions

Consider the following diagram:

Use the sine rule to prove that the area of $\triangle ABC$ABC is given by the equation $Area=\frac{a^2\sin B\sin C}{2\sin A}$Area=a2sinBsinC2sinA.

We want to prove that the area of a parallelogram is the product of two adjacent sides and the sine of the included angle.

Outcomes

10D.T3.04

Solve problems involving the measures of sides and angles in acute triangles

What is Mathspace

About Mathspace