Debbie and Dave share 75 smarties in the ratio 8 : 7 . How many smarties do they each get?
1 answer:
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Answer:
27.84 m² , 42.48 m²
Step-by-step explanation:
The area (A) of a triangle is calculated as
A = bh ( b is the base and h the perpendicular height )
Shape A
has b = 9.6 and h = 5.8, then
A = 0.5 × 9.6 × 5.8 = 27.84 m²
Shape B
has b = 11.8 and h = 7.2 , then
A = 0.5 × 11.8 × 7.2 = 42.48 m²
Answer:
Step-by-step explanation:
Solve the value of :
-Combine and
by subtracting
by
:
-Subtract on both sides:
-Multiply both sides by , the reciprocal of
:
Therefore, the value of is
.