Can I have help for question B, my answer doesn't give me the mark.

isosceles triangle

Two angles in an isosceles triangle are 50 and 80 degrees respectively.

Step-by-step explanation:

In geometry, an isosceles triangle is a triangle that has two sides of equal length. Sometimes it is specified as having exactly two sides of equal length, and sometimes as having at least two sides of equal length, the latter version thus including the equilateral triangle as a special case.

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isosceles triangle

Step-by-step explanation:

answer: f = 32.2m

step-by-step explanation: that is the answer

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.