Finding Missing Side Lengths Right Triangle Trig

Find the measure of the indicated side.

What is the value of "x" in the diagram below?

• 2.5

• 5

• 5√3

• 10

Find the length of side y.

• 22.32 cm

• 36.5 cm

• 76.34 cm

• 87.76 cm

_{^{Find the missing side}}

• 9

• 41

• 6.4

• 6.2

Find x round to the nearest tenth.

Mathematical Equivalence

ON

Use the Trig Toolkit to find the value of x in the given diagram. Click and drag your answer into the blank space below.

The value of x is (a)   .

• 21

• 33

• 12

Use the Trig Toolkit to find the missing side length, y. Choose your answer from the dropdown menu below.

ANSWER: ​ (a)  

• y = 20

• y = 70

• y = 50

The correct ratio to solve for "x" is (a)  

• sin 28 = x/14

• cos 28 = x/14

• tan 28 = x/14

• tan 28 = 14/x

What is the value of y?

Mathematical Equivalence

ON

Solve the following triangle

• A

• B

• C

• D