If two angles are supplementary and one of them is 30°, what is the measurement of the second angle? a. 150° b. 180° c. 60° d. 90°

Which environment would most likely not contain fossils? a a thick deposit of cracked, dried mud b sediment deposited in a sandy river bed c intrusive rock formed from cooled magma d layers of sand accumulated for a century

For one week be an inventor and write down ideas for products or services that you think should be produced

Why did the people of kamchatka oppose a mining project there