# Worksheet: Right Triangle Altitude Theorem

In this worksheet, we will practice using the right triangle altitude theorem to find a missing length.

Q1:

Find the length of . Q2:

What does equal to? • A
• B
• C
• D

Q3:

In the given figure, is equal to the product of which two other lengths? • A,
• B,
• C,

Q4:

What does equal to? • A
• B
• C
• D

Q5:

Fill in the blank: . • A
• B
• C
• D

Q6:

From the figure, determine the length of . If necessary, round your answer to the nearest hundredth. Q7:

Determine the length of . • A7.55 cm
• B8.9 cm
• C6.87 cm
• D4 cm

Q8:

In the following figure, find the length of . Q9:

Find the length of . Q10:

Find the length of approximating the result to the nearest hundredth. Q11:

From the figure shown, if , and , what is ? Q12:

Given that , find . Q13:

Find the length of . • A15 cm
• B9 cm
• C7.2 cm
• D12 cm

Q14:

Given that the area of the trapezoid is 9,522 cm2, determine the length of . Q15:

Calculate the length of . Q16:

What does equal to? • A
• B
• C
• D

Q17:

Which line segment is the altitude of triangle which is perpendicular to ? • A
• B
• C

Q18:

Which line segment is the altitude of triangle which is perpendicular to ? • A
• B
• C

Q19:

. • A
• B
• C

Q20:

In the figure below, find the length of . Q21:

In the given figure, is equal to the product of which two other lengths? • A,
• B,
• C,

Q22:

Which segment is the altitude of ? • A
• B
• C
• D
• E

Q23:

Find the base of the altitude in . • A
• B
• C

Q24:

Which line segment is the altitude of triangle which is perpendicular to ? • A
• B
• C

Q25:

In the figure below, , , , , , and . Find the length of . • A16 cm
• B12 cm
• C24 cm
• D15 cm