, 20.11.2019 07:31 gshreya2005

# a lamppost, cab, bent at point a after a storm. the tip of the lamppost touched the ground at point c, as shown below: triangle abc has measure of angle c equal to 55 degrees, measure of angle abc equal to 90 degrees, and length of bc equal to 20 feet. what is the height, in feet, of the portion ab of the lamppost? 20 divided by tan 55 degrees 20 cos 55° 20 tan 55° 20 divided by cos 55 degrees

### Another question on Mathematics

Mathematics, 21.06.2019 16:30
The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?
Mathematics, 21.06.2019 23:00
40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.
Mathematics, 22.06.2019 06:00
Quickly, you! v v v v v v v v v v v v
Mathematics, 22.06.2019 06:50
Van spent 10 minutes on his history homework and 3 minutes per question on his math homework. which graph thows the total homework time, t, related to the number of math questions, q? 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 1 2 3 4 5 6 7 8