2 years ago

The base of a triangle is 4 cm greater than the

Mathematics

1 answer:

Anna35 [415]2 years ago

4 0

Answer:

Step-by-step explanation:

Formula for area of a triangle:

Height x Base /2

Base (b) = h +4

Height = h

h + 4 x h /2 = 30cm

=> h +4 x h = 60

=> h+4h =60

=> 5h = 60

=> h = 12

Height = 12

Base = 12 +4 = 16

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