Revision on Pythagoras' Theorem and Trigonometric Ratios

starstarstarstarstarstarstarstarstarstar

by Deborah Ong

| 2 Questions

In the diagram, A, B and C represent three towns. They are joined by straight roads

where AC = 15 km, BC = 20 km and . A road CX is to be built from C to join AB at X.

1

1

Find the shortest possible length of CX.

2

1

Find angle ACB.

Add to my formatives list

Formative uses cookies to allow us to better understand how the site is used. By continuing to use this site, you consent to the Terms of Service and Privacy Policy.