Which should be used to measure the length of an earthworm? dose someone know this i eny one on a. thermometer b. clock c. ruler d. scale

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok