How do you do this. can you show me step by step .

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Agroup of three friends order a combo meal which includes two slices of pizza and a drink each drink is priced at $2.50 the combined total of $31.50 how much is the cost of a slice of pizza

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)