the surface area of a triangular pyramid is 1936 mm^2. If the dimensions are multiplied by 1/4, what will be the new surface area?

answer: 180

step-by-step explanation:

12-2=10

20-2=18

18x10=180

answer: i believe its b. if you sound out the sentences that sounds wrong.

answer: city needs 2.4 inches of rainfall more to match the record of 40 inches.

step-by-step explanation:

since we have given that

total annual rainfall a city record = 40 inches

this year, total rainfall recorded = 37.6 inches

number of inches of rainfall   is needed to match the record of 40 inches is given by

hence, city needs 2.4 inches of rainfall more to match the record of 40 inches.